Inhibitors of cysteine proteases and methods of use thereof

ABSTRACT

Certain anti-viral compounds, pharmaceutical compositions, and methods related thereto are disclosed.

RELATED APPLICATIONS

This application claims priority of U.S. Provisional Application No. 63/266,875 filed on Jan. 18, 2022, U.S. Provisional Application No. 63/266,912, filed on Jan. 19, 2022, U.S. Provisional Application No. 63/268,808, filed on Mar. 3, 2022, and U.S. Provisional Application No. 63/362,998, filed on Apr. 14, 2022, all of which are hereby incorporated by reference in their entirety.

FIELD

This application generally relates to inhibitors of cysteine proteases, as well as compositions and methods of use related thereto.

BACKGROUND

Cysteine proteases, also known as thiol proteases, are hydrolase enzymes that degrade proteins. These proteases share a common catalytic mechanism that involves a nucleophilic cysteine thiol in a catalytic triad or dyad. Inhibitors of cysteine protease have been used as antiviral drugs for the treatment of HIV/AIDS and hepatitis C.

The 3C-like protease (3CL protease) is a cysteine protease and a member of the PA clan of proteases. 3CL protease is the main protease found in coronaviruses. It cleaves the coronavirus polyprotein at eleven conserved site and is important in the processing of the coronavirus replicase polyprotein (P0C6U8). While a number of 3CL protease inhibitors have been used or are under clinical trial for treating coronavirus infections, such as COVID19, there is still a need for new cysteine protease inhibitors that that can effectively inhibit coronavirus replication.

DETAILED DESCRIPTION

Reference will be made in detail to certain aspects and exemplary embodiments of the application, illustrating examples in the accompanying structures and figures. The aspects of the application will be described in conjunction with the exemplary embodiments, including methods, materials and examples, such description is non-limiting and the scope of the application is intended to encompass all equivalents, alternatives, and modifications, either generally known, or incorporated here. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. One of skill in the art will recognize many techniques and materials similar or equivalent to those described here, which could be used in the practice of the aspects and embodiments of the present application. The described aspects and embodiments of the application are not limited to the methods and materials described.

As used in this specification and the appended claims, the singular forms “a,” “an” and “the” include plural referents unless the content clearly dictates otherwise.

Ranges may be expressed herein as from “about” one particular value, and/or to “about” another particular value. When such a range is expressed, another embodiment includes from the one particular value and/or to the other particular value. Similarly, when values are expressed as approximations, by use of the antecedent “about,” it will be understood that the particular value forms another embodiment. It will be further understood that the endpoints of each of the ranges are significant both in relation to the other endpoint, and independently of the other endpoint. It is also understood that there are a number of values disclosed herein, and that each value is also herein disclosed as “about” that particular value in addition to the value itself. For example, if the value “10” is disclosed, then “about 10” is also disclosed. It is also understood that when a value is disclosed that “less than or equal to “the value,” greater than or equal to the value” and possible ranges between values are also disclosed, as appropriately understood by the skilled artisan. For example, if the value “10” is disclosed the “less than or equal to 10” as well as “greater than or equal to 10” is also disclosed.

In certain embodiments, a pharmaceutical agent, which may be in the form of a salt or prodrug, is administered in methods disclosed herein that is specified by a weight. This refers to the weight of the recited compound. If in the form of a salt or prodrug, then the weight is the molar equivalent of the corresponding salt or prodrug

At various places in the present specification, certain features of the compounds are disclosed in groups or in ranges. It is specifically intended that such a disclosure include each and every individual subcombination of the members of such groups and ranges.

The compounds described herein can be asymmetric (e.g, having one or more stereocenters). All stereoisomers, such as enantiomers and diastereomers, are intended unless otherwise indicated. Compounds of the present application that contain asymmetrically substituted carbon atoms can be isolated in optically active or racemic forms. Methods on how to prepare optically active forms from optically inactive starting materials are known in the art, such as by resolution of racemic mixtures or by stereoselective synthesis. Many geometric isomers of olefins, C═N double bonds and the like can also be present in the compounds described herein, and all such stable isomers are contemplated in the present application. Cis and trans geometric isomers of the compounds of the present application are described and may be isolated as a mixture of isomers or as separated isomeric forms.

Resolution of racemic mixtures of compounds can be carried out by any of numerous methods known in the art. One method includes fractional recrystallization using a chiral resolving acid which is an optically active, salt-forming organic acid. Suitable resolving agents for fractional recrystallization methods are, e.g., optically active acids, such as the D and L forms of tartaric acid, diacetyltartaric acid, dibenzoyltartaric acid, mandelic acid, malic acid, lactic acid or the various optically active camphorsulfonic acids such as b-camphorsulfonic acid. Other resolving agents suitable for fractional crystallization methods include stereoisomerically pure forms of a-methylbenzylamine (e.g., S and R forms, or diastereomerically pure forms), 2-phenylglycinol, norephedrine, ephedrine, TV-methylephedrine, cyclohexylethylamine, 1,2-diaminocyclohexane and the like.

Resolution of racemic mixtures can also be carried out by elution on a column packed with an optically active resolving agent (e.g., dinitrobenzoylphenylglycine). Suitable elution solvent composition can be determined by one skilled in the art.

In compounds with more than one chiral centers, each of the chiral centers in the compound may be independently (R) or (S), unless otherwise indicated.

Compounds of the application also include tautomeric forms. Tautomeric forms result from the swapping of a single bond with an adjacent double bond together with the concomitant migration of a proton. Tautomeric forms include prototropic tautomers which are isomeric protonation states having the same empirical formula and total charge. Example prototropic tautomers include ketone-enol pairs, amide-imidic acid pairs, lactam-lactim pairs, enamine-imine pairs, and annular forms where a proton can occupy two or more positions of a heterocyclic system, e.g., 1H- and 3/f-imidazole, 1H-, 2H- and 4H-1,2,4-triazole, H- and 211-isoindole and 1H- and 2//-pyrazole. Tautomeric forms can be in equilibrium or sterically locked into one form by appropriate substitution.

Compounds of the application can also include all isotopes of atoms occurring in the intermediates or final compounds. Isotopes include those atoms having the same atomic number but different mass numbers. For example, isotopes of hydrogen include tritium and deuterium. One or more constituent atoms of the compounds of the application can be replaced or substituted with isotopes of the atoms in natural or non-natural abundance. In some embodiments, the compound includes at least one deuterium atom. For example, one or more hydrogen atoms in a compound of the present disclosure can be replaced or substituted by deuterium. In some embodiments, the compound includes two or more deuterium atoms.

I. Definitions

The term, “compound,” as used herein is meant to include all stereoisomers, geometric isomers, tautomers and isotopes of the structures depicted. The term is also meant to refer to compounds of the applications, regardless of how they are prepared, e.g., synthetically, through biological process (e.g., metabolism or enzyme conversion), or a combination thereof.

All compounds, and pharmaceutically acceptable salts thereof, can be found together with other substances such as water and solvents (e.g., hydrates and solvates) or can be isolated. When in the solid state, the compounds described herein and salts thereof may occur in various forms and may, e.g., take the form of solvates, including hydrates. The compounds may be in any solid state form, such as a polymorph or solvate, so unless clearly indicated otherwise, reference in the specification to compounds and salts thereof should be understood as encompassing any solid state form of the compound.

In some embodiments, the compounds of the application, or salts thereof, are substantially isolated. By “substantially isolated” is meant that the compound is at least partially or substantially separated from the environment in which it was formed or detected. Partial separation can include, e.g., a composition enriched in the compounds of the application.

Substantial separation can include compositions containing at least about 50%, at least about 60%, at least about 70%, at least about 80%, at least about 90%, at least about 95%, at least about 97%, or at least about 99% by weight of the compounds of the application, or salt thereof.

The phrase “pharmaceutically acceptable” is employed herein to refer to those compounds, materials, compositions and/or dosage forms which are, within the scope of sound medical judgment, suitable for use in contact with the tissues of human beings and animals without excessive toxicity, irritation, allergic response, or other problem or complication, commensurate with a reasonable benefit/risk ratio.

The expressions, “ambient temperature” and “room temperature,” as used herein, are understood in the art, and refer generally to a temperature, e.g., a reaction temperature, that is about the temperature of the room in which the reaction is carried out, e.g., a temperature from about 20° C. to about 30° C.

The present application also includes pharmaceutically acceptable salts of the compounds described herein. The term “pharmaceutically acceptable salts” refers to derivatives of the disclosed compounds wherein the parent compound is modified by converting an existing acid or base moiety to its salt form. Examples of pharmaceutically acceptable salts include, but are not limited to, mineral or organic acid salts of basic residues such as amines; alkali or organic salts of acidic residues such as carboxylic acids; and the like. The pharmaceutically acceptable salts of the present application include the non-toxic salts of the parent compound formed, e.g., from non toxic inorganic or organic acids. The pharmaceutically acceptable salts of the present application can be synthesized from the parent compound which contains a basic or acidic moiety by conventional chemical methods. Generally, such salts can be prepared by reacting the free acid or base forms of these compounds with a stoichiometric amount of the appropriate base or acid in water or in an organic solvent, or in a mixture of the two; generally, non-aqueous media like ether, ethyl acetate, alcohols (e.g., methanol, ethanol, iso-propanol or butanol) or acetonitrile (MeCN) are preferred. Lists of suitable salts are found in Remington's Pharmaceutical Sciences, 17th Ed., (Mack Publishing Company, Easton, 1985), p. 1418, Berge et al., J. Pharm. Sci, 1977, 66(1), 1-19 and in Stahl et al., Handbook of Pharmaceutical Salts: Properties, Selection, and Use, (Wiley, 2002). In some embodiments, the compounds described herein include the N-oxide forms.

The terms “subject” “individual” and “patient,” used interchangeably, refer to any animal, including mammals, preferably mice, rats, other rodents, rabbits, dogs, cats, swine, cattle, sheep, horses, or primates, and most preferably humans.

The phrase “therapeutically effective amount” refers to the amount of active compound or pharmaceutical agent that elicits the biological or medicinal response in a tissue, system, animal, individual or human that is being sought by a researcher, veterinarian, medical doctor or other clinician.

As used herein, the term “treating” or “treatment” refers to one or more of (1) inhibiting the disease; e.g., inhibiting a disease, condition or disorder in an individual who is experiencing or displaying the pathology or symptomatology of the disease, condition or disorder (i.e., arresting further development of the pathology and/or symptomatology); and (2) ameliorating the disease; e.g., ameliorating a disease, condition or disorder in an individual who is experiencing or displaying the pathology or symptomatology of the disease, condition or disorder (i.e., reversing the pathology and/or symptomatology) such as decreasing the severity of disease.

The term “solvate” refers to the compound formed by the interaction of a solvent and an EPI, a metabolite, or salt thereof. Suitable solvates are pharmaceutically acceptable solvates including hydrates.

The term “substituted” or “optionally substituted” as used in the present invention means that one or more hydrogen atoms of the group to which the term “substitute” or “optionally substituted” refers is replaced with one of the substituents, independently selected from lower alkyl, lower aryl, lower aralkyl, lower cyclic alkyl, lower heterocycloalkyl, hydroxy, lower alkoxy, lower aryloxy, perhaloalkoxy, aralkoxy, lower heteroaryl, lower heteroaryloxy, lower heteroarylalkyl, lower heteroaralkoxy, azido, amino, halo, lower alkylthio, oxo, lower acylalkyl, lower carboxy esters, carboxyl, -carboxamido, nitro, lower acyloxy, lower aminoalkyl, lower alkylaminoaryl, lower alkylaryl, lower alkylaminoalkyl, lower alkoxyaryl, lower arylamino, lower aralkylamino, sulfonyl, lower-carboxamidoalkylaryl, lower-carboxamidoaryl, lower hydroxyalkyl, lower haloalkyl, lower alkylaminoalkylcarboxy-, lower aminocarboxamidoalkyl-, cyano, lower alkoxyalkyl, lower perhaloalkyl, and lower arylalkyloxyalkyl, provided that the normal valency of the atom on which the substitution is considered is not exceeded and that the substitution results in a stable chemical compound, that is to say a compound that is sufficiently robust to be isolated from a reaction mixture.

The term “alkyl” refers to a straight or branched or cyclic chain hydrocarbon radical with only single carbon-carbon bonds. Representative examples include methyl, ethyl, propyl, isopropyl, cyclopropyl, butyl, isobutyl, tert-butyl, cyclobutyl, pentyl, cyclopentyl, hexyl, and cyclohexyl, all of which may be optionally substituted.

The term “aryl” refers to aromatic groups which have 5-14 ring atoms and at least one ring having a conjugated pi electron system and includes carbocyclic aryl, heterocyclic aryl and biaryl groups, all of which may be optionally substituted.

Carbocyclic aryl groups are groups which have 6-14 ring atoms wherein the ring atoms on the aromatic ring are carbon atoms. Carbocyclic aryl groups include monocyclic carbocyclic aryl groups and polycyclic or fused compounds such as optionally substituted naphthyl groups.

The terms “Heterocyclyl” and “heterocycle’ are used interchangeably and refer to heterocyclic groups, including heteroaryl groups. Heterocyclyl groups may be attached through a nitrogen or through a carbon atom in the ring.

Heterocyclic groups are groups having 3-14 ring atoms, wherein 1 to 4 ring atoms are heteroatoms and the remainder of the ring atoms being carbon atoms. Suitable heteroatoms include oxygen, sulfur, nitrogen, and selenium. Heterocyclic groups include unsaturated cyclic, fused cyclic and spirocyclic groups. Heteroaryl groups are heterocyclic groups derived from heteroarenes. Heteroaryl groups may have 5-14 ring atoms, wherein 1 to 4 heteroatoms are ring atoms in the aromatic ring and the remainder of the ring atoms being carbon atoms. Suitable heteroaryl groups include furanyl, thienyl, pyridyl, pyrrolyl, N-lower alkyl pyrrolyl, pyridyl-N-oxide, pyrimidyl, pyrazinyl, imidazolyl, and the like, all optionally substituted.

The term “biaryl” represents aryl groups which have 5-14 atoms containing more than one aromatic ring including both fused ring systems and aryl groups substituted with other aryl groups. Such groups may be optionally substituted. Suitable biaryl groups include naphthyl and biphenyl.

The term “substituted aryl” and “substituted heteroaryl” refers to aryl and heteroaryl groups substituted with 1-3 substituents. These substituents are selected from the group consisting of lower alkyl, lower alkoxy, lower perhaloalkyl, halo, hydroxy, and amino.

The term “-aralkyl” refers to an alkylene group substituted with an aryl group. Suitable aralkyl groups include benzyl, picolyl, and the like, and may be optionally substituted.

The term “heteroarylalkyl” refers to an alkylene group substituted with a heteroaryl group.

The term “alkylaryl-” refers to an aryl group substituted with an alkyl group. “Lower alkylaryl-” refers to such groups where alkyl is lower alkyl.

As used herein, the carbon atom designations may have the indicated integer and any intervening integer. For example, the number of carbon atoms in a (C₁-C₄)-alkyl group is 1, 2, 3, or 4. It should be understood that these designation refer to the total number of atoms in the corresponding hetero group, including carbon atoms and heteroatoms. For example, in a (C₃-C₁₀)-heterocyclyl the total number of carbon atoms and heteroatoms is 3 (as in aziridine), 4, 5, 6 (as in morpholine), 7, 8, 9, or 10.

The term “lower” referred to herein in connection with organic radicals or compounds respectively refers to 6 carbon atoms or less. Such groups may be straight chain, branched, or cyclic.

The term “higher” referred to herein in connection with organic radicals or compounds respectively refers to 7 or more carbon atoms. Such groups may be straight chain, branched, or cyclic.

The term “cyclic alkyl” or “cycloalkyl” refers to alkyl groups that are cyclic of 3 to 10 carbon atoms, and in one aspect are 3 to 6 carbon atoms. Suitable cyclic groups include norbornyl and cyclopropyl. Such groups may be substituted.

The terms “arylamino” (a), and “aralkylamino” (b), respectively, refer to the group—NRR′ wherein respectively, (a) R is aryl and R′ is hydrogen, alkyl, aralkyl, heterocycloalkyl, or aryl, and (b) R′ is aralkyl and R′ is hydrogen, aralkyl, aryl, alkyl or heterocycloalkyl.

The term “acyl” refers to—C(O)—R where R is alkyl, heterocycloalkyl, or aryl.

The term “carboxy esters” refers to—C(O)—OR where R is alkyl, aryl, aralkyl, cyclic alkyl, or heterocycloalkyl, all optionally substituted.

The term “carboxyl” refers to—C(O)—OH.

The term “oxo” refers to ═O in an alkyl or heterocycloalkyl group.

The term “amino” refers to —NRR′ where R and R′ are independently selected from hydrogen, alkyl, aryl, aralkyl and heterocycloalkyl, all except H are optionally substituted; and R and R′ can form a cyclic ring system.

The term “-carboxylamido” refers to —C(O)NR₂ where each R is independently hydrogen or alkyl.

The term “-sulphonylamido” or “-sulfonylamido” refers to —S(═O)₂ R₂ where each R is independently hydrogen or alkyl.

The term “halogen” or“halo” refers to —F, —Cl, —Br and —I.

The term “alkylaminoalkylcarboxy” refers to the group alkyl-NR-alk-C(O)— O— where “alk” is an alkylene group, and R is a H or lower alkyl.

The term “sulphonyl” or “sulfonyl” refers to —SO₂R, where R is H, alkyl, aryl, aralkyl, or heterocycloalkyl.

The term “sulphonate” or “sulfonate” refers to—SO₂—OR, where R is —H, alkyl, aryl, aralkyl, or heterocycloalkyl.

The term “alkenyl” refers to unsaturated groups which have 2 to 12 atoms and contain at least one carbon-carbon double bond and includes straight-chain, branched-chain and cyclic groups. Alkenyl groups may be optionally substituted. Suitable alkenyl groups include allyl. “1-Alkenyl” refers to alkenyl groups where the double bond is between the first and second carbon atom. If the 1-alkenyl group is attached to another group, e.g., it is a W substituent attached to the cyclic phosphonate, it is attached at the first carbon.

The term “alkynyl” refers to unsaturated groups which have 2 to 12 atoms and contain at least one carbon-carbon triple bond and includes straight-chain, branched-chain and cyclic groups. Alkynyl groups may be optionally substituted. Suitable alkynyl groups include ethynyl. “1-Alkynyl” refers to alkynyl groups where the triple bond is between the first and second carbon atom. If the 1-alkynyl group is attached to another group, e.g., it is a W substituent attached to the cyclic phosphonate, it is attached at the first carbon.

The term “alkylene” refers to a divalent straight chain, branched chain or cyclic saturated aliphatic group. In one aspect the alkylene group contains up to and including 10 atoms. In another aspect the alkylene group contains up to and including 6 atoms. In a further aspect the alkylene group contains up to and including 4 atoms. The alkylene group can be either straight, branched or cyclic.

The term “acyloxy” refers to the ester group —O—C(O)R, where R is H, alkyl, alkenyl, alkynyl, aryl, aralkyl, or heterocycloalkyl.

The term “aminoalkyl-” refers to the group NR₂-alk- wherein“alk” is an alkylene group and R is selected from —H, alkyl, aryl, aralkyl, and heterocycloalkyl.

The term “alkylaminoalkyl-” refers to the group alkyl-NR-alk- wherein each“alk” is an independently selected alkylene, and R is H or lower alkyl. “Lower alkylaminoalkyl-” refers to groups where the alkyl and the alkylene group is lower alkyl and alkylene, respectively.

The term “arylaminoalkyl-” refers to the group aryl-NR-alk- wherein “alk” is an alkylene group and R is —H, alkyl, aryl, aralkyl, or heterocycloalkyl. In “lower arylaminoalkyl-,” the alkylene group is lower alkylene.

The term “alkylaminoaryl-” refers to the group alkyl-NR-aryl- wherein “aryl” is a divalent group and R is —H, alkyl, aralkyl, or heterocycloalkyl. In “lower alkylaminoaryl-,” the alkyl group is lower alkyl.

The term “alkoxyaryl-” refers to an aryl group substituted with an alkyloxy group. In “lower alkyloxyaryl-,” the alkyl group is lower alkyl.

The term “aryloxyalkyl-” refers to an alkyl group substituted with an aryloxy group.

The term “aralkyloxyalkyl-” refers to the group aryl-alk-O-alk- wherein “alk” is an alkylene group. “Lower aralkyloxyalkyl-” refers to such groups where the alkylene groups are lower alkylene.

The term “alkoxy-” or “alkyloxy-” refers to the group alkyl-O—.

The term “alkoxyalkyl-” or “alkyloxyalkyl-” refer to the group alkyl-O-alk-wherein“alk” is an alkylene group. In “lower alkoxyalkyl-,” each alkyl and alkylene is lower alkyl and alkylene, respectively

The term “alkylthio-” refers to the group alkyl-S—.

The term “alkylthioalkyl-” refers to the group alkyl-S-alk- wherein“alk” is an alkylene group. In “lower alkylthioalkyl-,” each alkyl and alkylene is lower alkyl and alkylene, respectively.

The term “alkoxycarbonyloxy-” refers to alkyl-O—C(O)—O—

The term “aryloxycarbonyloxy-” refers to aryl-O—C(O)—O—.

The term “alkylthiocarbonyloxy-” refers to alkyl-S—C(O)—O—

The term “amido” refers to the NR₂ group next to an acyl or sulfonyl group as in NR₂—C(O)—, RC(O)—NR¹—, NR₂—S(═O)₂— and RS(═O)₂—NR¹—, where R and R¹ include —H, alkyl, aryl, aralkyl, and heterocycloalkyl

The term “carboxamido” refer to NR₂—C(O)— and RC(O)—NR¹—, where R and R¹ include —H, alkyl, aryl, aralkyl, and heterocycloalkyl. The term does not include urea, —NR—C(O)—NR—.

The term “sulphonamido” or “sulfonamido” refer to NR₂—S(═O)₂— and RS(═O)₂—NR¹—, where R and R¹ include —H, alkyl, aryl, aralkyl, and heterocycloalkyl. The term does not include sulfonylurea, —NR—S(═O)₂—NR—.

The term “carboxamidoalkylaryl” or “carboxamidoaryl” refers to an aryl-alk-NR¹—C(O), and ar-NR¹—C(O)-alk-, respectively where “ar” is aryl, “alk” is alkylene, R¹ and R include H, alkyl, aryl, aralkyl, and heterocycloalkyl.

The term “sulfonamidoalkylaryl” or “sulfonamidoaryl” refers to an aryl- alk-NR¹—S(═O)₂—, and ar-NR¹—S(═O)₂—, respectively where “ar” is aryl, “alk” is alkylene, R¹ and R include —H, alkyl, aryl, aralkyl, and heterocycloalkyl.

The term “hydroxyalkyl” refers to an alkyl group substituted with one —OH.

The term “haloalkyl” refers to an alkyl group substituted with halo.

The term “cyano” refers to —CN.

The term “nitro” refers to —NO₂.

The term “acylalkyl” refers to an alkyl-C(O)-alk-, where“alk” is alkylene.

The term “aminocarboxamidoalkyl-” refers to the group NR₂—C(O)—N(R)-alk-wherein R is an alkyl group or H and “alk” is an alkylene group. “Lower aminocarboxamidoalkyl-” refers to such groups wherein“alk” is lower alkylen

The term “heteroarylalkyl” refers to an alkylene group substituted with a heteroaryl group.

As used herein, the terms “prevent” and “preventing” include the prevention of the recurrence, spread or onset. It is not intended that the present disclosure be limited to complete prevention. In some embodiments, the onset is delayed, or the severity of the disease is reduced.

As used herein, the term “combination with” when used to describe administration with an additional treatment means that the agent can be administered prior to, together with, or after the additional treatment, or a combination thereof.

II. Compounds and Compositions of the Present Application

One aspect of the present application relates to compounds derived from a generic structure as shown in Formula A:

wherein X in each occurrence is independently selected from O and S;

wherein Y is selected from a bond, O, CH₂, and NR^(b);

wherein A is a warhead, which is selected from

wherein R^(a) is independently selected from H, C₁-C₆ alkyl, C₂-C₆ alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, C₃-C₁₀ heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl, and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S, wherein R can optionally be substituted with one or more R^(a1);

wherein each R^(a1) is independently selected from halo, oxo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₃-C₁₀ cycloalkyl, C₃-C₁₀ heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl, 5-10 membered heteroaryl, C₁-C₈ alkyl, and C₁-C₈ alkoxy, wherein any two R^(a1) can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl or heterocyclyl or C₅₋₁₀ aryl or 5-10 membered heteroaryl, wherein each R^(a1) can optionally be substituted with one or more substituents, each independently selected from halo, cyano and C₁-C₆ alkyl;

wherein R^(c) is selected from H, C₁-C₆ alkyl, C₂-C₆ alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, C₃-C₁₀ heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S; wherein R^(c) can optionally be substituted with one or more substituents, each independently selected from halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy;

wherein R^(b) and R^(m) in each occurrence is independently selected from H, C₁-C₃ alkyl, aryl, —S(O)₂—CH₃, C₁-C₆ alkoxy, C₃-C₆ cycloalkyl, and 5-6 membered heteroaryl, wherein each R^(b) or R^(m) can optionally be substituted with one or more substituents, each independently selected from halo, C₁-C₆ alkyl and C₁-C₆ alkoxy; and wherein R^(a) and R^(b) can fuse to form a ring.

Another aspect of the present application relates to compounds derived from a generic structure as shown in Formula B:

wherein X in each occurrence is independently selected from O and S;

wherein Y is selected from a bond, O, CH₂, and NR^(b);

wherein A is a warhead, which is selected from

wherein R^(a) is selected from H, C₁-C₆ alkyl, C₂-C₆ alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, C₃-C₁₀ heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl, and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S, wherein R^(a) can optionally be substituted with one or more R^(a1);

wherein each R^(a1) is independently selected from halo, oxo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₃-C₁₀ cycloalkyl, C₃-C₁₀ heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl, 5-10 membered heteroaryl, C₁-C₈ alkyl, and C₁-C₈ alkoxy, wherein any two R¹ can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl or heterocyclyl or C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R^(a1) can optionally be substituted with one or more substituents, each independently selected from halo, cyano and C₁-C₆ alkyl;

wherein R^(c) is selected from H, C₁-C₆ alkyl, C₂-C₆ alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, C₃-C₁₀ heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S, wherein R^(c) can optionally be substituted with one or more substituents, each independently selected from halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy;

wherein R^(b) and R^(m) in each occurrence is independently selected from H, C₁-C₃ alkyl, aryl, —S(O)₂—CH₃, C₁-C₆ alkoxy, C₃-C₆ cycloalkyl, and 5-6 membered heteroaryl, wherein each R^(b) or R^(m) can optionally be substituted with one or more substituents, each independently selected from halo, C₁-C₆ alkyl and C₁-C₆ alkoxy; and

wherein R^(a) and R^(b) can fuse to form a ring.

Another aspect of the present application relates to compounds derived from a generic structure as shown in Formula C:

wherein R^(a) is independently selected from H, C₁-C₆ alkyl, C₂-C₆ alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ Spiro alkyl, C₅-C₁₀ aryl and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S;

wherein R^(a) can optionally be substituted with one or more R^(a1);

wherein each R^(a1) is independently selected from halo, oxo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₃-C₁₀ cycloalkyl, heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ Spiro alkyl, C₅-C₁₀ aryl, 5-10 membered heteroaryl, C₁-C₈ alkyl and C₁-C₈ alkoxy, wherein any two R^(a1) can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl, heterocycle, C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R^(a1) can optionally be substituted with one or more substituents, each independently selected from halo, cyano and C₁-C₆ alkyl;

wherein R^(c) is selected from H, C₁-C₆ alkyl, C₁-C₆ branched alkyl, C₂-C₆ alkylene, C₁-C₆ branched alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S, and wherein R^(c) can optionally be substituted with one or more substituents, each independently selected from halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy;

wherein R^(a) and R^(m) in each occurrence is independently selected from H, C₁-C₃ alkyl, aryl, carbonyl, —S(O)₂—CH₃, —(C═O)—CH₃, —(C═O)—CF₃, C₁-C₆ alkoxy, C₃-C₆ cycloalkyl, and 5-10 membered heteroaryl, and wherein each R^(a) or R^(m) can optionally be substituted with one or more substituents, each independently selected from halo, C₁-C₆ alkyl and C₁-C₆ alkoxy; and

wherein R^(a) and R^(b) can fuse to form a ring.

Another aspect of the present application relates to compounds derived from a generic structure as shown in Formula D:

wherein X is selected from O and S;

wherein R^(a) is selected from H, C₁-C₆ alkyl, C₂-C₆ alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ Spiro alkyl, C₅-C₁₀ aryl and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S, and wherein R^(a) can optionally be substituted with one or more R^(a1);

wherein each R^(a1) is independently selected from halo, oxo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₃-C₁₀ cycloalkyl, heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₁ aryl, 5-10 membered heteroaryl, C₁-C₈ alkyl and C₁-C₈ alkoxy, wherein any two R^(a1) can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl, heterocycle, C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R^(a1) can optionally be substituted with one or more substituents, each independently selected from halo, cyano and C₁-C₆ alkyl;

wherein R^(c) is selected from H, C₁-C₆ alkyl, C₁-C₆ branched alkyl, C₂-C₆ alkylene, C₁-C₆ branched alkylene, C₂-C₆ alkynyl, C₃-C₁₀ cycloalkyl, heterocycle, C₄-C₁₀ bridged alkyl, C₅-C₁₂ spiro alkyl, C₅-C₁₀ aryl and 5-10 membered heteroaryl, wherein the heteroaryl moiety comprises one to four heteroatoms, each independently selected from N, O and S, and wherein R^(c) can optionally be substituted with one or more substituents, each independently selected from halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy;

wherein R^(b) and R^(m) in each occurrence is independently selected from H, C₁-C₃ alkyl, aryl, carbonyl, —S(O)₂—CH₃, —(C═O)—CH₃, —(C═O)—CF₃, C₁-C₆ alkoxy, C₃-C₆ cycloalkyl, and 5-10 membered heteroaryl, and wherein each R^(b) or R^(m) can optionally be substituted with one or more substituents, each independently selected from halo, C₁-C₆ alkyl and C₁-C₆ alkoxy; and

wherein R^(a) and R^(b) can fuse to form a ring.

In some embodiments, the R^(c) in Formula C or Formula D is selected from

wherein each of the above structures can be optionally substituted with one or more R^(d);

wherein R^(d) in each occurrence is independently selected from H, halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy, wherein any two R^(d) can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl or heterocyclyl or C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R^(d) is optionally substituted with one or more halo.

In some embodiments, the C₅-C₁₀ aryl and 5-10 membered heteroaryl in Formula C in each occurrence is one of

wherein each of the above structures can be optionally substituted with one or more R^(e);

wherein R^(c) in each occurrence is independently selected from H, halo, OH, CF₃, oxo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl or C₁-C₈ alkoxy, C₃-C₁₀ cycloalkyl, heterocycle, wherein any two R^(c) can combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl, heterocycle, C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R is optionally substituted with one or more halo.

In some embodiments, the cycloalkyl or heterocycle in Formula D in each occurrence is independently selected from

wherein n=1, 2, 3, 4, 5, or 6;

wherein Z is selected from CH₂, NH, O and S;

wherein each of the above structures can be optionally substituted with one or more R^(f);

wherein R^(f) in each occurrence is independently selected from halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy, wherein any two R^(f) can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl or heterocyclyl or C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R^(f) is optionally substituted with one or more halo.

In some embodiments, the bridged alkyl in Formula D in each occurrence is selected from

wherein Z is CH₂, NH, or O;

wherein each of the above structures can be optionally substituted with one or more R^(g);

wherein R⁹ in each occurrence is independently selected from halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy, wherein any two R^(g) can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl or heterocyclyl or C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R^(g) is optionally substituted with one or more halo.

In some embodiments, the spiro alkyl in Formula D in each occurrence is independently selected from

wherein Z is CH₂, NH, or O;

wherein n=O, 1, 2, 3, 4, 5, or 6;

wherein each of the above structures can be optionally substituted with one or more R^(h);

wherein R^(h) in each occurrence is independently selected from halo, cyano, SF₅, —NR^(m)R^(m), —NR^(m)(C═O)R^(m), —S(O)₂—R^(m), C₁-C₈ alkyl and C₁-C₈ alkoxy, wherein any two R^(h) can be combined with the atoms to which they are attached to form a C₃₋₁₀ cycloalkyl or heterocyclyl or C₅₋₁₀ aryl or 5-10 membered heteroaryl, and wherein each R^(h) is optionally substituted with one or more halo.

In some embodiments, the compound of the present application is selected from the group consisting of the following compounds:

Com- pound ID Structure 1

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Another aspect of the present application relates to a pharmaceutical composition comprising a compound of the present application and a pharmaceutically acceptable carrier.

Another aspect of the present application relates to a method of treating or preventing a virus infection in a subject. The method comprises the step of administering to the subject an effective amount of the compound of the present application or the pharmaceutical composition of the present application. In some embodiments, the virus infection is an infection of SARS-CoV-2 or a variant thereof.

III. Methods of Use

Another aspect of the present application relates to a method for preventing, treating, or ameliorating the symptoms of a viral infection with the compounds of the present application

In some embodiments, the method comprises the step of administering an effective amount of the compound of the present application to a subject in need thereof.

In some embodiments, the viral infection is a coronavirus infection. In some embodiments, the viral infection is SARS-CoV-2 infection.

In some embodiments, the viral infection is caused by alphavirus, flavivirus coronavirus, RSV, influenza virus, Powassan virus, Ebola virus, or viruses of filoviridae, orthomyxovirudae or paramyxoviridae.

In certain embodiments, the viral infection is caused by a virus selected from MERS coronavirus, Eastern equine encephalitis virus, Western equine encephalitis virus, Venezuelan equine encephalitis virus, Ross River virus, Barmah Forest virus, Powassan virus, Zika virus, and Chikungunya virus.

In some embodiments, the subject is at risk of, exhibiting symptoms of, or diagnosed with influenza A virus including subtype H1N1, H3N2, H7N9, or H5N1, influenza B virus, influenza C virus, rotavirus A, rotavirus B, rotavirus C, rotavirus D, rotavirus E, human coronavirus, SARS coronavirus, MERS coronavirus, human adenovirus types (HAdV-1 to 55), human papillomavirus (HPV) Types 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, and 59, parvovirus B19, molluscum contagiosum virus, JC virus (JCV), BK virus, Merkel cell polyomavirus, coxsackie A virus, norovirus, Rubella virus, lymphocytic choriomeningitis virus (LCMV), Dengue virus, Zika virus, chikungunya, Eastern equine encephalitis virus (EEEV), Western equine encephalitis virus (WEEV), Venezuelan equine encephalitis virus (VEEV), Ross River virus, Barmah Forest virus, yellow fever virus, measles virus, mumps virus, respiratory syncytial virus, rinderpest virus, California encephalitis virus, hantavirus, rabies virus, Ebola virus, Marburg virus, herpes simplex virus-1 (HSV-1), herpes simplex virus-2 (HSV-2), varicella zoster virus (VZV), Epstein-Barr virus (EBV), cytomegalovirus (CMV), herpes lymphotropic virus, roseolovirus, or Kaposi's sarcoma-associated herpesvirus, hepatitis A, hepatitis B, hepatitis C, hepatitis D, hepatitis E or human immunodeficiency virus (HIV), The Human T-lymphotropic virus Type I (HTLV-1), Friend spleen focus-forming virus (SFFV) or Xenotropic MuLVRelated Virus (XMRV). In some embodiments, the subject is at risk of, exhibiting symptoms of, or diagnosed with a Zika virus infection.

In certain embodiments, the subject is diagnosed with influenza A virus including subtypes H1N1, H3N2, H7N9, H5N1 (low path), and H5N1 (high path) influenza B virus, influenza C virus, rotavirus A, rotavirus B, rotavirus C, rotavirus D, rotavirus E, SARS coronavirus, MERS-CoV, human adenovirus types (HAdV-1 to 55), human papillomavirus (HPV) Types 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, and 59, parvovirus B19, molluscum contagiosum virus, JC virus (JCV), BK virus, Merkel cell polyomavirus, coxsackie A virus, norovirus, Rubella virus, lymphocytic choriomeningitis virus (LCMV), yellow fever virus, measles virus, mumps virus, respiratory syncytial virus, parainfluenza viruses 1 and 3, rinderpest virus, chikungunya, eastern equine encephalitis virus (EEEV), Venezuelan equine encephalitis virus (VEEV), western equine encephalitis virus (WEEV), California encephalitis virus, Japanese encephalitis virus, Rift Valley fever virus (RVFV), hantavirus, Dengue virus serotypes 1, 2, 3 and 4, Zika virus, West Nile virus, Tacaribe virus, Junin, rabies virus, Ebola virus, Marburg virus, adenovirus, herpes simplex virus-1 (HSV-1), herpes simplex virus-2 (HSV-2), varicella zoster virus (VZV), Epstein-Barr virus (EBV), cytomegalovirus (CMV), herpes lymphotropic virus, roseolovirus, or Kaposi's sarcoma-associated herpesvirus, hepatitis A, hepatitis B, hepatitis C, hepatitis D, hepatitis E or human immunodeficiency virus (HIV). In certain embodiments, the subject is diagnosed with a Zika virus infection.

In some embodiments, the subject is at risk of, exhibiting symptoms of, or diagnosed with, infection of subgroup 1a or 1b alphacoronaviruses, subgroup 2a, 2b, 2c or 2d betacoronaviruses, or subgroup 3 gammscoronaviruses.

Nonlimiting examples of subgroup 1a alphacoronaviruses and their GenBank Accession Nos. include FCov.FIPV.79.1146.VR.2202 (NV_007025), transmissible gastroenteritis virus (TGEV) (NC_002306; Q811789.2; DQ811786.2; DQ811788.1; DQ811785.1; X52157.1; AJ011482.1; KC962433.1; AJ271965.2; JQ693060.1; KC609371.1; JQ693060.1; JQ693059.1; JQ693058.1; JQ693057.1; JQ693052.1; JQ693051.1; JQ693050.1); porcine reproductive and respiratory syndrome virus (PRRSV) (NC_001961.1; DQ811787), as well as any subtype, clade or sub-clade thereof, including any other subgroup 1a coronavirus now known (e.g., as can be found in the GenBank® Database) or later identified in the GenBank® Database.

Nonlimiting examples of a subgroup 1b alphacoronaviruses and their GenBank Accession Nos. include HCoV.NL63.Amsterdam.I (NC_005831), BtCoV.HKU2.HK.298.2006 (EF203066), BtCoV.HKU2.HK.33.2006 (EF203067), BtCoV.HKU2.HK.46.2006 (EF203065), BtCoV.HKU2.GD.430.2006 (EF203064), BtCoV.IA.AFCD62 (NC_010437), BtCoV.1B.AFCD307 (NC_010436), BtCov.HKU8.AFCD77 (NC_010438), BtCoV.512.2005 (DQ648858); porcine epidemic diarrhea viruses (NC_003436, DQ355224.1, DQ355223.1, DQ355221.1, JN601062.1, JN601061.1, JN601060.1, JN601059.1, JN601058.1, JN601057.1, JN601056.1, JN601055.1, JN601054.1, JN601053.1, JN601052.1, JN400902.1, JN547395.1, FJ687473.1, FJ687472.1, FJ687471.1, FJ687470.1, FJ687469.1, FJ687468.1, FJ687467.1, FJ687466.1, FJ687465.1, FJ687464.1, FJ687463.1, FJ687462.1, FJ687461.1, FJ687460.1, FJ687459.1, FJ687458.1, FJ687457.1, FJ687456.1, FJ687455.1, FJ687454.1, FJ687453 FJ687452.1, FJ687451.1, FJ687450.1, FJ687449.1, AF500215.1, KF476061.1, KF476060.1, KF476059.1, KF476058.1, KF476057.1, KF476056.1, KF476055.1, KF476054.1, KF476053.1, KF476052.1, KF476051.1, KF476050.1, KF476049.1, KF476048.1, KF177258.1, KF177257.1, KF177256.1, KF177255.1), HCoV.229E (NC_002645), as well as any subtype, clade or sub-clade thereof, including any other subgroup 1b coronavirus now known (e.g., as can be found in the GenBank® Database) or later identified in the GenBank® Database.

Nonlimiting examples of subgroup 2a betacoronaviruses and their GenBank Accession Nos. include HCoV.HKUI.C.N5 (DQ339101), MHV.A59 (NC_001846), PHEV.VW572 (NC_007732), HCoV.OC43.ATCC.VR.759 (NC_005147), bovine enteric coronavirus (BCoV.ENT) (NC_003045), as well as any subtype, clade or sub-clade thereof, including any other subgroup 2a coronavirus now known (e.g., as can be found in the GenBank® Database) or later identified in the GenBank® Database.

Nonlimiting examples of subgroup 2b betacoronaviruses and their GenBank Accession Nos. include human SARS CoV-2 isolates, such as Wuhan-Hu-1 (NC_045512.2) and any CoV-2 isolates comprising a genomic sequence set forth in GenBank Accession Nos., such as MT079851.1, MT470137.1, MT121215.1, MT438728.1, MT470115.1, MT358641.1, MT449678.1, MT438742.1, LC529905.1, MT438756.1, MT438751.1, MT460090.1, MT449643.1, MT385425.1, MT019529.1, MT449638.1, MT374105.1, MT449644.1, MT385421.1, MT365031.1, MT385424.1, MT334529.1, MT466071.1, MT461669.1, MT449639.1, MT415321.1, MT385430.1, MT135041.1, MT470179.1, MT470167.1, MT470143.1, MT365029.1, MT114413.1, MT192772.1, MT135043.1, MT049951.1; human SARS CoV-1 isolates, such as SARS CoV.A022 (AY686863), SARSCoV.CUHK-W1 (AY278554), SARSCoV.GD01 (AY278489), SARSCoV.HC.SZ.61.03 (AY515512), SARSCoV.SZ16 (AY304488), SARSCoV.Urbani (AY278741), SARSCoV.civet010 (AY572035), SARSCoV.MA.15 (DQ497008); bat SARS CoV isolates, such as BtSARS.HKU3.1 (DQ022305), BtSARS.HKU3.2 (DQ084199), BtSARS.HKU3.3 (DQ084200), BtSARS.Rm1 (DQ412043), BtCoV.279.2005 (DQ648857), BtSARS.Rf1 (DQ412042), BtCoV.273.2005 (DQ648856), BtSARS.Rp3 (DQ071615), ), SARS-CoV-2 Delta variants (B.1.617.2 and AY lineages), SARS-CoV-2 omicron variants (B.1.1.529), SARS-CoV-2 Alpha variants (B.1.1.7 and Q lineages) SARS-CoV-2 Beta variants (B.1.351 and descendent lineages), SARS-CoV-2 Gamma variants (P.1 and descendent lineages), SARS-CoV-2 Epsilon variants (B.1.427 and B.1.429), SARS-CoV-2 Eta variants (B.1.525), SARS-CoV-2 Iota variants (B.1.526), SARS-CoV-2 Kappa variants (B.1.617.1), SARS-CoV-2 variants 1.617.3, SARS-CoV-2 Mu variants (B.1.621, B.1.621.1) and SARS-CoV-2 Zeta variants (P.2), as well as any subtype, clade or sub-clade thereof, including any other subgroup 2b coronavirus now known (e.g., as can be found in the GenBank® Database) or later identified in the GenBank® Database.

Nonlimiting examples of subgroup 2c betacoronaviruses and their GenBank Accession Nos. include Middle East respiratory syndrome coronavirus (MERS) isolates, such as Riyadh 22012 (KF600652.1), Al-Hasa_18_2013 (KF600651.1), Al-Hasa_17_2013 (KF600647.1), Al-Hasa_152013 (KF600645.1), Al-Hasa_16_2013 (KF600644.1), Al-Hasa_21_2013 (KF600634), Al-Hasa 19_2013 (KF600632), Buraidah_1_2013 (KF600630.1), Hafr-Al-Batin_1_2013 (KF600628.1), Al-Hasa_122013 (KF600627.1), Bisha.ltoreq.1_2012 (KF600620.1), Riyadh_3_2013 (KF600613.1), Riyadh_1_2012 (KF600612.1), Al-Hasa_3_2013 (KF186565.1), Al-Hasa_1_2013 (KF186567.1), Al-Hasa_2_2013 (KF186566.1), Al-Hasa_4_2013 (KF186564.1); Betacoronavirus England 1-N1 (NC_019843), SA-N1 (KC667074); human betacoronavirus 2c Jordan-N3/2012 (KC776174.1); human betacoronavirus 2c EMC/2012, (JX869059.2); any bat coronavirus subgroup 2c isolate, such as bat coronavirus Taper/CII_KSA_287/Bisha/Saudi Arabia (KF493885.1), bat coronavirus Rhhar/CII_KSA 003/Bisha/Saudi Arabia/2013 (KF493888.1), bat coronavirus Pikuh/CII_KSA_001/Riyadh/Saudi Arabia/2013 (KF493887.1), bat coronavirus Rhhar/CII_KSA 002/Bisha/Saudi Arabia/2013 (KF493886.1), bat coronavirus Rhhar/CII_KSA_004/Bisha/Saudi Arabia/2013 (KF493884.1), bat coronavirus BtCoV.HKU4.2 (EF065506), bat coronavirus BtCoV.HKU4.1 (NC_009019), bat coronavirus BtCoV.HKU4.3 (EF065507), bat coronavirus BtCoV.HKU4.4 (EF065508), bat coronavirus BtCoV133.2005 (NC_008315), bat coronavirus BtCoV.HKU5.5 (EF065512), bat coronavirus BtCoV.HKU5.1 (NC_009020), bat coronavirus BtCoV.HKU5.2 (EF065510), bat coronavirus BtCoV.HKU5.3 (EF065511), and bat coronavirus HKU5 isolate (KC522089.1); any additional subgroup 2c, such as KF192507.1, KF600656.1, KF600655.1, KF600654.1, KF600649.1, KF600648.1, KF600646.1, KF600643.1, KF600642.1, KF600640.1, KF600639.1, KF600638.1, KF600637.1, KF600636.1, KF600635.1, KF600631.1, KF600626.1, KF600625.1, KF600624.1, KF600623.1, KF600622.1, KF600621.1, KF600619.1, KF600618.1, KF600616.1, KF600615.1, KF600614.1, KF600641.1, KF600633.1, KF600629.1, KF600617.1, KC869678.2; KC522088.1, KC522087.1, KC522086.1, KC522085.1, KC522084.1, KC522083.1, KC522082.1, KC522081.1, KC522080.1, KC522079.1, KC522078.1, KC522077.1, KC522076.1, KC522075.1, KC522104.1, KC522104.1, KC522103.1, KC522102.1, KC522101.1, KC522100.1, KC522099.1, KC522098.1, KC522097.1, KC522096.1, KC522095.1, KC522094.1, KC522093.1, KC522092.1, KC522091.1, KC522090.1, KC522119.1, KC522118.1, KC522117.1, KC522116.1, KC522115.1, KC522114.1, KC522113.1, KC522112.1, KC522111.1, KC522110.1, KC522109.1, KC522108.1, KC522107.1, KC522106.1, KC522105.1); Pipistrellus bat coronavirus HKU4 isolates (KC522048.1, KC522047.1, KC522046, 1, KC522045.1, KC522044.1, KC522043.1, KC522042.1, KC522041.1, KC522040.1, KC522039.1, KC522038.1, KC522037.1, KC522036.1, KC522048.1, KC522047.1, KC522046.1, KC522045.1, KC522044.1, KC522043.1, KC522042.1, KC522041.1, KC522040, 1, KC522039.1, KC522038.1, KC522037.1, KC522036.1, KC522061.1, KC522060.1, KC522059.1, KC522058.1, KC522057.1, KC522056.1, KC522055.1, KC522054.1, KC522053.1, KC522052.1, KC522051.1, KC522050.1, KC522049.1, KC522074.1, KC522073.1, KC522072.1, KC522071.1, KC522070.1, KC522069.1, KC522068.1, KC522067.1, KC522066.1, KC522065.1, KC522064.1, KC522063.1, KC522062.1), as well as any subtype, clade or sub-clade thereof, including any other subgroup 2c coronavirus now known (e.g., as can be found in the GenBank® Database) or later identified in the GenBank® Database.

Nonlimiting examples of subgroup 2d betacoronaviruses and their GenBank Accession Nos. include BtCoV.HKU9.2 (EF065514), BtCoV.HKU9.1 (NC_009021), BtCoV.HkU9.3 (EF065515), BtCoV.HKU9.4 (EF065516), as well as any subtype, clade or sub-clade thereof, including any other subgroup 2d coronavirus now known (e.g., as can be found in the GenBank® Database) or later identified in the GenBank® Database.

Nonlimiting examples of subgroup 3 gammacoronaviruses include IBV.Beaudette.IBV.p65 (DQ001339) or any other subgroup 3 coronavirus now known (e.g., as can be found in the GenBank® Database) or later identified in the GenBank® Database.

A coronavirus defined by any of the isolates or genomic sequences in the aforementioned subgroups 1a, 1b, 2a, 2b, 2c, 2d and 3 can be targeted for decontamination in accordance with the methods and compositions of the present application.

In certain embodiments, the subject is diagnosed with gastroenteritis, acute respiratory disease, severe acute respiratory syndrome, post-viral fatigue syndrome, viral hemorrhagic fevers, acquired immunodeficiency syndrome or hepatitis.

In some embodiments, the compound of the present application is administered orally or by inhalation. In certain embodiments, the compound is administered by inhalation through the lungs.

In some embodiments, the compound of the present application is administered at a daily dosage in the range of 10-8000 mg, 10-4000 mg, 10-2000 mg, 10-1000 mg, 10-800 mg, 10-400 mg, 10-200 mg, 10-100 mg, 10-80 mg, 10-40 mg, 10-20 mg, 20-8000 mg, 20-4000 mg, 20-2000 mg, 20-1000 mg, 20-800 mg 20-400 mg, 20-200 mg, 20-100 mg, 20-80 mg, 20-40 mg, 40-8000 mg, 40-4000 mg, 40-2000 mg, 40-1000 mg, 40-800 mg, 40-400 mg, 40-200 mg, 40-100 mg, 40-80 mg, 80-8000 mg, 80-4000 mg, 80-2000 mg, 80-1000 mg, 80-800 mg, 80-400 mg, 80-200 mg, 80-100 mg, 100-8000 mg, 100-4000 mg, 100-2000 mg, 100-1000 mg, 100-800 mg, 100-400 mg, 100-200 mg, 200-8000 mg, 200-4000 mg, 200-2000 mg, 200-1000 mg, 200-800 mg, 200-400 mg, 400-8000 mg, 400-4000 mg, 400-2000 mg, 400-1000 mg, 400-800 mg, 800-8000 mg, 800-4000 mg, 800-2000 mg, 800-1000 mg, 1000-8000 mg, 1000-4000 mg, 1000-2000 mg, 2000-8000 mg, 2000-4000 mg, or 4000-8000 mg.

In some embodiments, the compound of the present application is administered at a daily dosage in the range of 50-1000 mg, 100-800 mg, 200-600 mg or 300-500 mg.

IV. Pharmaceutical Compositions

Another aspect of the present application relates to pharmaceutical compositions comprising the compounds of the present application. In some embodiments, a pharmaceutical composition comprises a compound of the present application and a pharmaceutically acceptable carrier.

In certain exemplary embodiments, the pharmaceutical composition comprises, or is in the form of, a pharmaceutically acceptable salt of the compound of the present application, as generally described below. Some preferred, but non-limiting examples of suitable pharmaceutically acceptable organic and/or inorganic acids are hydrochloric acid, hydrobromic acid, sulfuric acid, nitric acid, acetic acid and citric acid, as well as other pharmaceutically acceptable acids known per se (for which reference is made to the references referred to below).

When the exemplary compounds contain an acidic group as well as a basic group, the compounds can form internal salts, which can also be used in the compositions and methods described herein. When an exemplary compound contains a hydrogen-donating heteroatom (e.g., NH), salts are contemplated to cover isomers formed by transfer of said hydrogen atom to a basic group or atom within the molecule.

Pharmaceutically acceptable salts of the exemplary compounds include the acid addition and base salts thereof. Suitable acid addition salts are formed from acids which form non-toxic salts. Examples include the acetate, adipate, aspartate, benzoate, besylate, bicarbonate/carbonate, bisulphate/sulphate, borate, camsylate, citrate, cyclamate, edisylate, esylate, formate, fumarate, gluceptate, gluconate, glucuronate, hexafluorophosphate, hibenzate, hydrochloride/chloride, hydrobromide/bromide, hydroiodide/iodide, isethionate, lactate, malate, maleate, malonate, mesylate, methylsulphate, naphthylate, 2-napsylate, nicotinate, nitrate, orotate, oxalate, palmitate, pamoate, phosphate/hydrogen phosphate/dihydrogen phosphate, pyroglutamate, saccharate, stearate, succinate, tannate, tartrate, tosylate, trifluoroacetate and xinofoate salts. Suitable base salts are formed from bases which form non-toxic salts. Examples include the aluminium, arginine, benzathine, calcium, choline, diethylamine, diolamine, glycine, lysine, magnesium, meglumine, olamine, potassium, sodium, tromethamine and zinc salts. Hemisalts of acids and bases can also be formed, for example, hemisulphate and hemicalcium salts. For a review on suitable salts, see Handbook of Pharmaceutical Salts: Properties, Selection, and Use by Stahl and Wermuth (Wiley-VCH, 2002), incorporated herein by reference.

Physiologically acceptable salts of the exemplary compounds are those that are formed internally in a subject administered compound for the treatment or prevention of disease. Suitable salts include those of lithium, sodium, potassium, magnesium, calcium, manganese, bile salts.

The exemplary compounds can be administered in the form of prodrugs. A prodrug can include a covalently bonded carrier which releases the active parent drug when administered to a mammalian subject. Prodrugs can be prepared by modifying functional groups present in the compounds in such a way that the modifications are cleaved, either in routine manipulation or in vivo, to the parent compounds. Prodrugs include, for example, compounds wherein a hydroxyl group is bonded to any group that, when administered to a subject, cleaves to form a free hydroxyl group. Examples of prodrugs include, but are not limited to, acetate, formate and benzoate derivatives of alcohol functional groups in the compounds. Methods of structuring a compound as prodrugs can be found in the book of Testa and Mayer, Hydrolysis in Drug and Prodrug Metabolism, Wiley (2006). Typical prodrugs form the active metabolite by transformation of the prodrug by hydrolytic enzymes, the hydrolysis of amide, lactams, peptides, carboxylic acid esters, epoxides or the cleavage of esters of inorganic acids.

In exemplary embodiments, the pharmaceutical composition comprises an effective amount of an exemplary compound and a pharmaceutically acceptable carrier. Generally, for pharmaceutical use, the compounds can be formulated as a pharmaceutical preparation comprising at least one compound and at least one pharmaceutically acceptable carrier, diluent, or excipient and/or adjuvant, and optionally one or more further pharmaceutically active compounds. The preparations can be prepared in a manner known per se, which usually involves mixing the at least one compound according to the disclosure with the one or more pharmaceutically acceptable carriers, and, if desired, in combination with other pharmaceutical active compounds, when necessary, under aseptic conditions. Reference is again made to U.S. Pat. Nos. 6,372,778, 6,369,086, 6,369,087 and 6,372,733 and the further references mentioned above, as well as to the standard handbooks, such as the latest edition of Remington's Pharmaceutical Sciences. The disclosed pharmaceutical compositions can be in a unit dosage form, and can be suitably packaged, for example in a box, blister, vial, bottle, sachet, ampoule or in any other suitable single-dose or multi-dose holder or container (which can be properly labeled); optionally with one or more leaflets containing product information and/or instructions for use. Generally, such unit dosages will contain from 1 and 1000 mg, and usually from 5 and 500 mg, of the at least one compound of the disclosure, e.g., about 50, 100, 200, 250, 300, 350, 400, 450, 500, 550, 600, 650, 700, 750 or 800 mg per unit dosage.

The compound or pharmaceutical composition can be administered by a variety of routes including the oral, ocular, rectal, transdermal, subcutaneous, intravenous, intramuscular or intranasal routes, depending mainly on the specific preparation used. The compound or pharmaceutical composition will generally be administered in an “effective amount”, by which is meant any amount of a compound that, upon suitable administration, is sufficient to achieve the desired therapeutic or prophylactic effect in the subject to which it is administered. Usually, depending on the condition to be prevented or treated and the route of administration, such an effective amount will usually be from 0.01 to 1000 mg per kilogram body weight of the patient per day, more often from 0.1 and 500 mg, such as from 1 and 250 mg, for example about 5, 10, 20, 50, 100, 150, 200 or 250 mg, per kilogram body weight of the patient per day, which can be administered as a single daily dose, divided over one or more daily doses. The amount(s) to be administered, the route of administration and the further treatment regimen can be determined by the treating clinician, depending on factors such as the age, gender and general condition of the patient and the nature and severity of the disease/symptoms to be treated. Reference is again made to U.S. Pat. Nos. 6,372,778, 6,369,086, 6,369,087 and 6,372,733 and the further references mentioned above, as well as to the standard handbooks, such as the latest edition of Remington's Pharmaceutical Sciences.

Depending upon the manner of introduction, the pharmaceutical composition described herein can be formulated in a variety of ways. Formulations containing one or more compounds can be prepared in various pharmaceutical forms, such as granules, tablets, capsules, suppositories, powders, controlled release formulations, suspensions, emulsions, creams, gels, ointments, salves, lotions, or aerosols and the like. In certain embodiments, the formulations are employed in solid dosage forms suitable for simple, and preferably oral, administration of precise dosages. Solid dosage forms for oral administration include, but are not limited to, tablets, soft or hard gelatin or non-gelatin capsules, and caplets. However, liquid dosage forms, such as solutions, syrups, suspension, shakes, etc. can also be utilized. In another embodiment, the formulation is administered topically. Suitable topical formulations include, but are not limited to, lotions, ointments, creams, and gels. In a preferred embodiment, the topical formulation is a gel. In another embodiment, the formulation is administered intranasally.

Formulations containing one or more of the compounds described herein can be prepared using a pharmaceutically acceptable carrier composed of materials that are considered safe and effective and can be administered to an individual without causing undesirable biological side effects or unwanted interactions. The carrier is all components present in the pharmaceutical formulation other than the active ingredient or ingredients. As generally used herein “carrier” includes, but is not limited to, diluents, binders, lubricants, disintegrators, fillers, pH modifying agents, preservatives, antioxidants, solubility enhancers, and coating compositions.

Carrier also includes all components of the coating composition, which can include plasticizers, pigments, colorants, stabilizing agents, and glidants. Delayed release, extended release, and/or pulsatile release dosage formulations can be prepared as described in standard references such as “Pharmaceutical dosage form tablets”, eds. Liberman et al. (New York, Marcel Dekker, Inc., 1989), “Remington—The science and practice of pharmacy”, 20th ed., Lippincott Williams & Wilkins, Baltimore, Md., 2000, and “Pharmaceutical dosage forms and drug delivery systems”, 6th Edition, Ansel et al., (Media, Pa.: Williams and Wilkins, 1995). These references provide information on carriers, materials, equipment and process for preparing tablets and capsules and delayed release dosage forms of tablets, capsules, and granules.

Examples of suitable coating materials include, but are not limited to, cellulose polymers such as cellulose acetate phthalate, hydroxypropyl cellulose, hydroxypropyl methylcellulose, hydroxypropyl methylcellulose phthalate and hydroxypropyl methylcellulose acetate succinate; polyvinyl acetate phthalate, acrylic acid polymers and copolymers, and methacrylic resins that are commercially available under the trade name EUDRAGIT™ (Roth Pharma, Westerstadt, Germany), zein, shellac, and polysaccharides.

Additionally, the coating material can contain conventional carriers such as plasticizers, pigments, colorants, glidants, stabilization agents, pore formers and surfactants.

Optional pharmaceutically acceptable excipients present in the drug-containing tablets, beads, granules or particles include, but are not limited to, diluents, binders, lubricants, disintegrants, colorants, stabilizers, and surfactants. Diluents, also referred to as “fillers,” are typically necessary to increase the bulk of a solid dosage form so that a practical size is provided for compression of tablets or formation of beads and granules. Suitable diluents include, but are not limited to, dicalcium phosphate dihydrate, calcium sulfate, lactose, sucrose, mannitol, sorbitol, cellulose, microcrystalline cellulose, kaolin, sodium chloride, dry starch, hydrolyzed starches, pregelatinized starch, silicone dioxide, titanium oxide, magnesium aluminum silicate and powdered sugar.

Binders are used to impart cohesive qualities to a solid dosage formulation, and thus ensure that a tablet or bead or granule remains intact after the formation of the dosage forms. Suitable binder materials include, but are not limited to, starch, pregelatinized starch, gelatin, sugars (including sucrose, glucose, dextrose, lactose and sorbitol), polyethylene glycol, waxes, natural and synthetic gums such as acacia, tragacanth, sodium alginate, cellulose, including hydroxypropylmethylcellulose, hydroxypropylcellulose, ethylcellulose, and veegum, and synthetic polymers such as acrylic acid and methacrylic acid copolymers, methacrylic acid copolymers, methyl methacrylate copolymers, aminoalkyl methacrylate copolymers, polyacrylic acid/polymethacrylic acid and polyvinylpyrrolidone.

Lubricants are used to facilitate tablet manufacture. Examples of suitable lubricants include, but are not limited to, magnesium stearate, calcium stearate, stearic acid, glycerol behenate, polyethylene glycol, talc, and mineral oil.

Disintegrants are used to facilitate dosage form disintegration or “breakup” after administration, and generally include, but are not limited to, starch, sodium starch glycolate, sodium carboxymethyl starch, sodium carboxymethylcellulose, hydroxypropyl cellulose, pregelatinized starch, clays, cellulose, alginine, gums or cross linked polymers, such as crosslinked PVP (Polyplasdone XL from GAF Chemical Corp).

Stabilizers are used to inhibit or retard drug decomposition reactions which include, by way of example, oxidative reactions.

Surfactants can be anionic, cationic, amphoteric or nonionic surface active agents. Suitable anionic surfactants include, but are not limited to, those containing carboxylate, sulfonate and sulfate ions. Examples of anionic surfactants include sodium, potassium, ammonium of long chain alkyl sulfonates and alkyl aryl sulfonates such as sodium dodecylbenzene sulfonate; dialkyl sodium sulfosuccinates, such as sodium dodecylbenzene sulfonate; dialkyl sodium sulfosuccinates, such as sodium bis-(2-ethylthioxyl)-sulfosuccinate; and alkyl sulfates such as sodium lauryl sulfate. Cationic surfactants include, but are not limited to, quaternary ammonium compounds such as benzalkonium chloride, benzethonium chloride, cetrimonium bromide, stearyl dimethylbenzyl ammonium chloride, polyoxyethylene and coconut amine. Examples of nonionic surfactants include ethylene glycol monostearate, propylene glycol myristate, glyceryl monostearate, glyceryl stearate, polyglyceryl-4-oleate, sorbitan acylate, sucrose acylate, PEG-150 laurate, PEG-400 monolaurate, polyoxyethylene monolaurate, polysorbates, polyoxyethylene octylphenylether, PEG-1000 cetyl ether, polyoxyethylene tridecyl ether, polypropylene glycol butyl ether, POLOXAMER™ 401, stearoyl monoisopropanolamide, and polyoxyethylene hydrogenated tallow amide. Examples of amphoteric surfactants include sodium N-dodecyl-beta.-alanine, sodium N-lauryl-.beta.-iminodipropionate, myristoamphoacetate, lauryl betaine and lauryl sulfobetaine.

If desired, the tablets, beads, granules, or particles can also contain minor amount of nontoxic auxiliary substances such as wetting or emulsifying agents, dyes, pH buffering agents, or preservatives.

The concentration of the exemplary compound to pharmaceutically acceptable carrier, excipient and/or other substances can vary from about 0.5 to about 100 wt. % (weight percent). For oral use, the pharmaceutical composition can generally contain from about 5 to about 100% by weight of the active material. For other uses, the pharmaceutical composition can generally have from about 0.5 to about 50 wt. % of the active material.

The compositions described herein can be formulated for modified or controlled release. Examples of controlled release dosage forms include extended release dosage forms, delayed release dosage forms, pulsatile release dosage forms, and combinations thereof.

The extended release formulations are generally prepared as diffusion or osmotic systems, for example, as described in “Remington—The science and practice of pharmacy” (20th ed., Lippincott Williams & Wilkins, Baltimore, Md., 2000). A diffusion system typically consists of two types of devices, a reservoir and a matrix, and is well known and described in the art. The matrix devices are generally prepared by compressing the drug with a slowly dissolving polymer carrier into a tablet form. The three major types of materials used in the preparation of matrix devices are insoluble plastics, hydrophilic polymers, and fatty compounds. Plastic matrices include, but are not limited to, methyl acrylate-methyl methacrylate, polyvinyl chloride, and polyethylene. Hydrophilic polymers include, but are not limited to, cellulosic polymers such as methyl and ethyl cellulose, hydroxyalkylcelluloses such as hydroxypropylcellulose, hydroxypropylmethylcellulose, sodium carboxymethylcellulose, and CARBOPOL™ 934, polyethylene oxides and mixtures thereof. Fatty compounds include, but are not limited to, various waxes such as carnauba wax and glyceryl tristearate and wax-type substances including hydrogenated castor oil or hydrogenated vegetable oil, or mixtures thereof.

In certain preferred embodiments, the plastic material is a pharmaceutically acceptable acrylic polymer, including but not limited to, acrylic acid and methacrylic acid copolymers, methyl methacrylate, methyl methacrylate copolymers, ethoxyethyl methacrylates, cyanoethyl methacrylate, aminoalkyl methacrylate copolymer, poly(acrylic acid), poly(methacrylic acid), methacrylic acid alkylamine copolymer poly(methyl methacrylate), poly(methacrylic acid)(anhydride), polymethacrylate, polyacrylamide, poly(methacrylic acid anhydride), and glycidyl methacrylate copolymers.

In certain preferred embodiments, the acrylic polymer is comprised of one or more ammonio methacrylate copolymers. Ammonio methacrylate copolymers are well known in the art and are described in NF XVII as fully polymerized copolymers of acrylic and methacrylic acid esters with a low content of quaternary ammonium groups.

In one preferred embodiment, the acrylic polymer is an acrylic resin lacquer such as that which is commercially available from Rohm Pharma under the trade name EUDRAGIT. In further preferred embodiments, the acrylic polymer comprises a mixture of two acrylic resin lacquers commercially available from Rohm Pharma under the trade names EUDRAGIT RL30D and EUDRAGIT RS30D, respectively. EUDRAGIT RL30D and EUDRAGIT RS30D are copolymers of acrylic and methacrylic esters with a low content of quaternary ammonium groups, the molar ratio of ammonium groups to the remaining neutral (meth)acrylic esters being 1:20 in EUDRAGIT RL30D and 1:40 in EUDRAGIT RS30D. The mean molecular weight is about 150,000. EUDRAGIT S-100 and EUDRAGIT L-100 are also preferred. The code designations RL (high permeability) and RS (low permeability) refer to the permeability properties of these agents. EUDRAGIT RL/RS mixtures are insoluble in water and in digestive fluids. However, multiparticulate systems formed to include the same are swellable and permeable in aqueous solutions and digestive fluids.

The polymers described above such as EUDRAGIT RL/RS can be mixed together in any desired ratio in order to ultimately obtain a sustained-release formulation having a desirable dissolution profile. Desirable sustained-release multiparticulate systems can be obtained, for instance, from 100% EUDRAGIT RL, 50% EUDRAGIT RL and 50% EUDRAGIT RS, and 10% EUDRAGIT RL and 90% EUDRAGITRS. One skilled in the art will recognize that other acrylic polymers can also be used, such as, for example, EUDRAGIT L.

Alternatively, extended release formulations can be prepared using osmotic systems or by applying a semi-permeable coating to the dosage form. In the latter case, the desired drug release profile can be achieved by combining low permeable and high permeable coating materials in suitable proportion.

The devices with different drug release mechanisms described above can be combined in a final dosage form comprising single or multiple units. Examples of multiple units include, but are not limited to, multilayer tablets and capsules containing tablets, beads, or granules. An immediate release portion can be added to the extended release system by means of either applying an immediate release layer on top of the extended release core using a coating or compression process or in a multiple unit system such as a capsule containing extended and immediate release beads.

Extended release tablets containing hydrophilic polymers are prepared by techniques commonly known in the art such as direct compression, wet granulation, or dry granulation. Their formulations usually incorporate polymers, diluents, binders, and lubricants as well as the active pharmaceutical ingredient. The usual diluents include inert powdered substances such as starches, powdered cellulose, especially crystalline and microcrystalline cellulose, sugars such as fructose, mannitol and sucrose, grain flours and similar edible powders. Typical diluents include, for example, various types of starch, lactose, mannitol, kaolin, calcium phosphate or sulfate, inorganic salts such as sodium chloride and powdered sugar. Powdered cellulose derivatives are also useful. Typical tablet binders include substances such as starch, gelatin and sugars such as lactose, fructose, and glucose. Natural and synthetic gums, including acacia, alginates, methylcellulose, and polyvinylpyrrolidone can also be used. Polyethylene glycol, hydrophilic polymers, ethylcellulose and waxes can also serve as binders. A lubricant is necessary in a tablet formulation to prevent the tablet and punches from sticking in the die. The lubricant is chosen from such slippery solids as talc, magnesium and calcium stearate, stearic acid and hydrogenated vegetable oils.

Extended release tablets containing wax materials are generally prepared using methods known in the art such as a direct blend method, a congealing method, and an aqueous dispersion method. In the congealing method, the drug is mixed with a wax material and either spray congealed or congealed and screened and processed.

Delayed release formulations are created by coating a solid dosage form with a polymer film, which is insoluble in the acidic environment of the stomach, and soluble in the neutral environment of the small intestine.

The delayed release dosage units can be prepared, for example, by coating a drug or a drug-containing composition with a selected coating material. The drug-containing composition can be, e.g., a tablet for incorporation into a capsule, a tablet for use as an inner core in a “coated core” dosage form, or a plurality of drug-containing beads, particles or granules, for incorporation into either a tablet or capsule. Preferred coating materials include bioerodible, gradually hydrolyzable, gradually water-soluble, and/or enzymatically degradable polymers, and can be conventional “enteric” polymers. Enteric polymers, as will be appreciated by those skilled in the art, become soluble in the higher pH environment of the lower gastrointestinal tract or slowly erode as the dosage form passes through the gastrointestinal tract, while enzymatically degradable polymers are degraded by bacterial enzymes present in the lower gastro-intestinal tract, particularly in the colon. Suitable coating materials for effecting delayed release include, but are not limited to, cellulosic polymers such as hydroxypropyl cellulose, hydroxyethyl cellulose, hydroxymethyl cellulose, hydroxypropyl methyl cellulose, hydroxypropyl methyl cellulose acetate succinate, hydroxypropylmethyl cellulose phthalate, methylcellulose, ethyl cellulose, cellulose acetate, cellulose acetate phthalate, cellulose acetate trimellitate and carboxymethylcellulose sodium; acrylic acid polymers and copolymers, preferably formed from acrylic acid, methacrylic acid, methyl acrylate, ethyl acrylate, methyl methacrylate and/or ethyl methacrylate, and other methacrylic resins that are commercially available under the trade name EUDRAGIT™ (Rohm Pharma; Westerstadt, Germany), including EUDRAGIT™ L30D-55 and L100-55 (soluble at pH 5.5 and above), EUDRAGIT™ L-100 (soluble at pH 6.0 and above), EUDRAGIT™ S (soluble at pH 7.0 and above, as a result of a higher degree of esterification), and EUDRAGIT™ NE, RL and RS (water-insoluble polymers having different degrees of permeability and expandability); vinyl polymers and copolymers such as polyvinyl pyrrolidone, vinyl acetate, vinylacetate phthalate, vinylacetate crotonic acid copolymer, and ethylene-vinyl acetate copolymer; enzymatically degradable polymers such as azo polymers, pectin, chitosan, amylose and guar gum; zein and shellac. Combinations of different coating materials can also be used. Multi-layer coatings using different polymers can also be applied.

The preferred coating weights for particular coating materials can be readily determined by those skilled in the art by evaluating individual release profiles for tablets, beads and granules prepared with different quantities of various coating materials. It is the combination of materials, method and form of application that produce the desired release characteristics, which one can determine only from the clinical studies.

The coating composition can include conventional additives, such as plasticizers, pigments, colorants, stabilizing agents, glidants, etc. A plasticizer is normally present to reduce the fragility of the coating, and will generally represent about 10 wt. % to 50 wt. % relative to the dry weight of the polymer. Examples of typical plasticizers include polyethylene glycol, propylene glycol, triacetin, dimethyl phthalate, diethyl phthalate, dibutyl phthalate, dibutyl sebacate, triethyl citrate, tributyl citrate, triethyl acetyl citrate, castor oil and acetylated monoglycerides. A stabilizing agent is preferably used to stabilize particles in the dispersion. Typical stabilizing agents are nonionic emulsifiers such as sorbitan esters, polysorbates and polyvinylpyrrolidone. Glidants are recommended to reduce sticking effects during film formation and drying, and will generally represent approximately 25 wt. % to 100 wt. % of the polymer weight in the coating solution. One effective glidant is talc. Other glidants such as magnesium stearate and glycerol monostearates can also be used. Pigments such as titanium dioxide can also be used. Small quantities of an anti-foaming agent, such as a silicone (e.g., simethicone), can also be added to the coating composition.

The formulation can provide pulsatile delivery of the one or more compounds. By “pulsatile” is meant that a plurality of drug doses is released at spaced apart intervals of time. Generally, upon ingestion of the dosage form, release of the initial dose is substantially immediate, i.e., the first drug release “pulse” occurs within about one hour of ingestion. This initial pulse is followed by a first time interval (lag time) during which very little or no drug is released from the dosage form, after which a second dose is then released. Similarly, a second nearly drug release-free interval between the second and third drug release pulses can be designed. The duration of the nearly drug release-free time interval will vary depending upon the dosage form design e.g., a twice daily dosing profile, a three times daily dosing profile, etc. For dosage forms providing a twice daily dosage profile, the nearly drug release-free interval has a duration of approximately 3 hours to 14 hours between the first and second dose. For dosage forms providing a three times daily profile, the nearly drug release-free interval has a duration of approximately 2 hours to 8 hours between each of the three doses.

In one embodiment, the pulsatile release profile is achieved with dosage forms that are closed and preferably sealed capsules housing at least two drug-containing “dosage units” wherein each dosage unit within the capsule provides a different drug release profile. Control of the delayed release dosage unit(s) is accomplished by a controlled release polymer coating on the dosage unit, or by incorporation of the active agent in a controlled release polymer matrix. Each dosage unit can comprise a compressed or molded tablet, wherein each tablet within the capsule provides a different drug release profile. For dosage forms mimicking a twice a day dosing profile, a first tablet releases drug substantially immediately following ingestion of the dosage form, while a second tablet releases drug approximately 3 hours to less than 14 hours following ingestion of the dosage form. For dosage forms mimicking a three times daily dosing profile, a first tablet releases drug substantially immediately following ingestion of the dosage form, a second tablet releases drug approximately 3 hours to less than 10 hours following ingestion of the dosage form, and the third tablet releases drug at least 5 hours to approximately 18 hours following ingestion of the dosage form. It is possible that the dosage form includes more than three tablets. While the dosage form will not generally include more than a third tablet, dosage forms housing more than three tablets can be utilized.

Alternatively, each dosage unit in the capsule can comprise a plurality of drug-containing beads, granules or particles. As is known in the art, drug-containing “beads” refer to beads made with drug and one or more excipients or polymers. Drug-containing beads can be produced by applying drug to an inert support, e.g., inert sugar beads coated with drug or by creating a “core” comprising both drug and one or more excipients. As is also known, drug-containing “granules” and “particles” comprise drug particles that can or can not include one or more additional excipients or polymers. In contrast to drug-containing beads, granules and particles do not contain an inert support. Granules generally comprise drug particles and require further processing. Generally, particles are smaller than granules, and are not further processed. Although beads, granules and particles can be formulated to provide immediate release, beads and granules are generally employed to provide delayed release.

In one embodiment, the compound is formulated for topical administration. Suitable topical dosage forms include lotions, creams, ointments, and gels. A “gel” is a semisolid system containing a dispersion of the active agent, i.e., compound, in a liquid vehicle that is rendered semisolid by the action of a thickening agent or polymeric material dissolved or suspended in the liquid vehicle. The liquid can include a lipophilic component, an aqueous component or both. Some emulsions can be gels or otherwise include a gel component. Some gels, however, are not emulsions because they do not contain a homogenized blend of immiscible components. Methods for preparing lotions, creams, ointments, and gels are well known in the art.

V. Combination Therapies

The compound described herein can be administered adjunctively with other active compounds. These compounds include but are not limited to analgesics, anti-inflammatory drugs, antipyretics, antidepressants, antiepileptics, antihistamines, antimigraine drugs, antimuscarinics, anxioltyics, sedatives, hypnotics, antipsychotics, bronchodilators, anti-asthma drugs, cardiovascular drugs, corticosteroids, dopaminergics, electrolytes, gastro-intestinal drugs, muscle relaxants, nutritional agents, vitamins, parasympathomimetics, stimulants, anorectics, anti-narcoleptics, and antiviral agents.

Examples of antiviral agents include, but are not limited to, RNA-dependent RNA polymerase (RdRp) inhibitors, protease drugs, anti-viral neutralizing antibodies and other antiviral drugs. In a particular embodiment, the antiviral agent is a non-CNS targeting antiviral compound. “Adjunctive administration”, as used herein, means the compound can be administered in the same dosage form or in separate dosage forms with one or more other active agents. The additional active agent(s) can be formulated for immediate release, controlled release, or combinations thereof.

Specific examples of compounds that can be adjunctively administered with the compounds include, but are not limited to, aceclofenac, acetaminophen, adomexetine, almotriptan, alprazolam, amantadine, amcinonide, aminocyclopropane, amitriptyline, amolodipine, amoxapine, amphetamine, aripiprazole, aspirin, atomoxetine, azasetron, azatadine, beclomethasone, benactyzine, benoxaprofen, bermoprofen, betamethasone, bicifadine, bromocriptine, budesonide, buprenorphine, bupropion, buspirone, butorphanol, butriptyline, caffeine, carbamazepine, carbidopa, carisoprodol, celecoxib, chlordiazepoxide, chlorpromazine, choline salicylate, citalopram, clomipramine, clonazepam, clonidine, clonitazene, clorazepate, clotiazepam, cloxazolam, clozapine, codeine, corticosterone, cortisone, cyclobenzaprine, cyproheptadine, demexiptiline, desipramine, desomorphine, dexamethasone, dexanabinol, dextroamphetamine sulfate, dextromoramide, dextropropoxyphene, dezocine, diazepam, dibenzepin, diclofenac sodium, diflunisal, dihydrocodeine, dihydroergotamine, dihydromorphine, dimetacrine, divalproxex, dizatriptan, dolasetron, donepezil, dothiepin, doxepin, duloxetine, ergotamine, escitalopram, estazolam, ethosuximide, etodolac, femoxetine, fenamates, fenoprofen, fentanyl, fludiazepam, fluoxetine, fluphenazine, flurazepam, flurbiprofen, flutazolam, fluvoxamine, frovatriptan, gabapentin, galantamine, gepirone, ginko bilboa, granisetron, haloperidol, huperzine A, hydrocodone, hydrocortisone, hydromorphone, hydroxyzine, ibuprofen, imipramine, indiplon, indomethacin, indoprofen, iprindole, ipsapirone, ketaserin, ketoprofen, ketorolac, lesopitron, levodopa, lipase, lofepramine, lorazepam, loxapine, maprotiline, mazindol, mefenamic acid, melatonin, melitracen, memantine, meperidine, meprobamate, mesalamine, metapramine, metaxalone, methadone, methadone, methamphetamine, methocarbamol, methyldopa, methylphenidate, methylsalicylate, methysergid(e), metoclopramide, mianserin, mifepristone, milnacipran, minaprine, mirtazapine, moclobemide, modafinil (an anti-narcoleptic), molindone, morphine, morphine hydrochloride, nabumetone, nadolol, naproxen, naratriptan, nefazodone, neurontin, nomifensine, nortriptyline, olanzapine, olsalazine, ondansetron, opipramol, orphenadrine, oxaflozane, oxaprazin, oxazepam, oxitriptan, oxycodone, oxymorphone, pancrelipase, parecoxib, paroxetine, pemoline, pentazocine, pepsin, perphenazine, phenacetin, phendimetrazine, phenmetrazine, phenylbutazone, phenytoin, phosphatidylserine, pimozide, pirlindole, piroxicam, pizotifen, pizotyline, pramipexole, prednisolone, prednisone, pregabalin, propanolol, propizepine, propoxyphene, protriptyline, quazepam, quinupramine, reboxitine, reserpine, risperidone, ritanserin, rivastigmine, rizatriptan, rofecoxib, ropinirole, rotigotine, salsalate, sertraline, sibutramine, sildenafil, sulfasalazine, sulindac, sumatriptan, tacrine, temazepam, tetrabenozine, thiazides, thioridazine, thiothixene, tiapride, tiasipirone, tizanidine, tofenacin, tolmetin, toloxatone, topiramate, tramadol, trazodone, triazolam, trifluoperazine, trimethobenzamide, trimipramine, tropisetron, valdecoxib, valproic acid, venlafaxine, viloxazine, vitamin E, zimeldine, ziprasidone, zolmitriptan, zolpidem, zopiclone and isomers, salts, and combinations thereof.

In certain embodiments, the exemplary compounds and pharmaceutical compositions can be administered in combination with another antiviral agent(s) such as abacavir, acyclovir, acyclovir, adefovir, amantadine, amprenavir, ampligen, arbidol, atazanavir, atripla, balapiravir, BCX4430, boceprevir, cidofovir, combivir, daclatasvir, darunavir, dasabuvir, delavirdine, didanosine, docosanol, edoxudine, efavirenz, emtricitabine, enfuvirtide, entecavir, famciclovir, favipiravir, fomivirsen, fosamprenavir, foscarnet, fosfonet, ganciclovir, GS-5734, ibacitabine, imunovir, idoxuridine, imiquimod, indinavir, inosine, interferon type III, interferon type IL, interferon type I, lamivudine, ledipasvir, lopinavir, loviride, maraviroc, moroxydine, methisazone, nelfinavir, nevirapine, nexavir, NITD008, ombitasvir, oseltamivir, paritaprevir, peginterferon alfa-2a, penciclovir, peramivir, pleconaril, podophyllotoxin, raltegravir, ribavirin, rimantadine, ritonavir, pyramidine, saquinavir, simeprevir, sofosbuvir, stavudine, telaprevir, telbivudine, tenofovir, tenofovir disoproxil, Tenofovir Exalidex, tipranavir, trifluridine, trizivir, tromantadine, truvada, valaciclovir, valganciclovir, vicriviroc, vidarabine, viramidine zalcitabine, zanamivir, or zidovudine and combinations thereof.

EXAMPLES Example 1. Synthesis of Exemplary Compounds of the Present Application

I The compounds of the disclosure may be prepared using methods disclosed herein and routine modifications thereof which will be apparent given the disclosure herein and methods well known in the art. Conventional and well-known synthetic methods may be used in addition to the teachings herein.

The synthesis of typical compounds of formula (A), formula (B), formula (C) and formula (D), or a pharmaceutically acceptable salt thereof, e.g., compounds having structures described by one or more of formula (A), formula (B), formula (C) and formula (D), or other formulas or compounds disclosed herein, may be accomplished as described in the following examples.

Typical embodiments of compounds in accordance with the present disclosure may be synthesized using the general reaction schemes and/or examples described below. It will be apparent given the description herein that the general schemes may be altered by substitution of the starting materials with other materials having similar structures to result in products that are correspondingly different. Descriptions of syntheses follow to provide numerous examples of how the starting materials may vary to provide corresponding products. Starting materials are typically obtained from commercial sources or synthesized using published methods for synthesizing compounds which are embodiments of the present disclosure, inspection of the structure of the compound to be synthesized will provide the identity of each substituent group The identity of the final product will generally render apparent the identity of the necessary starting materials by a simple process of inspection, given the examples herein. Group labels (e.g., R1, R2) used in the reaction schemes herein are for illustrative purposes only and unless otherwise specified do not necessarily match by name or function the labels used elsewhere to describe compounds of formula (A), formula (B), formula (C) and formula (D) or aspects or fragments thereof.

Synthetic Reaction Parameters

The compounds of this disclosure can be prepared from readily available starting materials using, for example, the following general methods and procedures. It will be appreciated that where typical or preferred process conditions (i.e., reaction temperatures, times, mole ratios of reactants, solvents, pressures, etc.) are given; other process conditions can also be used unless otherwise stated. Optimum reaction conditions may vary with the particular reactants or solvent used, but such conditions can be determined by one skilled in the art by routine optimization procedures.

Additionally, as will be apparent to those skilled in the art, conventional protecting groups may be necessary to prevent certain functional groups from undergoing undesired reactions. Suitable protecting groups for various functional groups as well as suitable conditions for protecting and deprotecting particular functional groups are well known in the art. For example, numerous protecting groups are described in T. W. Greene and G. M. Wuts (1999) Protecting Groups in Organic Synthesis, 3rd Edition, Wiley, New York, and references cited therein.

Furthermore, the compounds of this disclosure may contain one or more chiral centers.

Accordingly, if desired, such compounds can be prepared or isolated as pure stereoisomers, i.e., as individual enantiomers or diastereomers or as stereoisomer-enriched mixtures. All such stereoisomers (and enriched mixtures) are included within the scope of this disclosure, unless otherwise indicated. Pure stereoisomers (or enriched mixtures) may be prepared using, for example, optically active starting materials or stereoselective reagents well-known in the art. Alternatively, racemic mixtures of such compounds can be separated using, for example, chiral column chromatography, chiral resolving agents, and the like.

The starting materials for the following reactions are generally known compounds or can be prepared by known procedures or obvious modifications thereof. For example, many of the starting materials are available from commercial suppliers such as Aldrich Chemical Co. (Milwaukee, Wis., USA). Others may be prepared by procedures or obvious modifications thereof, described in standard reference texts such as Fieser and Fieser's Reagents for Organic Synthesis, Volumes 1-15 (John Wiley, and Sons, 1991), Rodd's Chemistry of Carbon Compounds, Volumes 1-5, and Supplemental (Elsevier Science Publishers, 1989) organic Reactions, Volumes 1-40 (John Wiley, and Sons, 1991), March's Advanced Organic Chemistry, (John Wiley, and Sons, 5th Edition, 2001), and Larock's Comprehensive Organic Transformations (VCH Publishers Inc., 1989).

The terms “solvent,” “inert organic solvent” or “inert solvent” refer to a solvent inert under the conditions of the reaction being described in conjunction therewith (including, for example, benzene, toluene, acetonitrile, tetrahydrofuran (“THF”), N, N-dimethylformamide (“DMF”), chloroform, methylene chloride (or dichloromethane), diethyl ether, methanol, pyridine and the like). Unless specified to the contrary, the solvents used in the reactions of the present disclosure are inert organic solvents, and the reactions are carried out under an inert gas, preferably nitrogen.

The term “q.s.” means adding a quantity sufficient to achieve a stated function, e.g., to bring a solution to the desired volume (i.e., 100%). Compounds as provided herein may be synthesized according to the general schemes provided below. In the Schemes below, it should be appreciated that each of the compounds shown therein may have protecting groups as required present at any step. Standard protecting groups are well within the pervue of one skilled in the art.

In another aspect, the present invention provides a method for preparing a compound of the formula (A), formula (B), formula (C) and formula (D), a pharmaceutically acceptable salt, an ester or a stereoisomer thereof.

Preparation of Intermediate

Int A:

(S)-2-((tert-butoxycarbonyl)amino)-3,3-dimethylbutanoic acid (120 g, 0.520 mol, 1.06 eq) was add into DCM (1500 ml) and stirred for 5 min, then methyl (1R,2S,5S)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxylate hydrochloride (100 g, 0.488 mol, 1.0 eq), HOBt (81 g, 0.600 mol, 1.23 eq), and EDCI (100 g, 0.520 mol, 1.06 eq) were added, then TEA (172 g, 1.707 mol, 3.5 eq) was added dropwisely to form a reaction mixture. The reaction mixture was stirred for 2 days at 20° C., then diluted with water (1000 ml) and extracted with DCM (2×1000 ml). The combined organic layer was washed with brine, dried over anhydrous sodium sulfate and filtered. The filtrate was concentrated under vacuum to produce the desired product (140 g, yield 84%) as a brown oil. LCMS (ESI): calculated for C₂₀H₃₄N₂O₅; [M+H]⁺: 383.2, found: 383.2.

Int A-3 (140 g, 0.365 mol, 1.0 eq) was added into MeOH/H₂O (700/700 ml), then NaOH (65.7 g, 1.643 mol, 4.5 eq) was added to form a reaction mixture. The reaction mixture was stirred for 2 h at 20° C. Then the reaction mixture was adjusted to pH=4-5 with HCl (3N) in ice bath. The reaction mixture was diluted with DCM (2500 ml) and extracted with DCM (2×1500 ml). The combined organic layer was washed with brine, dried over anhydrous sodium sulfate and filtered. The filtrate was concentrated under vacuum. The crude Int A-4 was purified by recrystallized with EA/PE=1/10 to produce the desired product (85 g, yield 63%) as a white solid. LCMS (ESI): calculated for C₁₉H₃₂N₂O₅; [M+H]⁺: 369.2, found: 369.2.

IntA-4 (85 g, 0.230 mol, 1.0 eq) was added into DCM (1500 ml) and stirred for 5 min, then IntA-5 (52.4 g, 0.253 mol, 1.1 eq), HOBt (38.9 g, 0.288 mol, 1.25 eq), and EDCI (48.6 g, 0.253 mol, 1.1 eq) were added, then TEA (81.3 g, 0.805 mol, 3.5 eq) was added dropwisely to form a reaction mixture. The reaction mixture was stirred for 1 days at 20° C. The reaction mixture was diluted with water (1000 ml) and extracted with DCM (2×1000 ml). The combined organic layer was washed with brine, dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum to produce the desired product (105 g, yield 87%) as a brown oil. LCMS (ESI): calculated for C₂₆H₄₃N₅O₆; [M+H]⁺: 522.3, found: 522.3.

Int A-6 (105 g, 0.201 mol) was added into Hydrogen chloride ethyl acetate solution (1100 mL, 1N HCl in EA). The reaction mixture was stirred at 20° C. for 4 hours. The reaction mixture was filtered and washed with EA/PE (1:1, 500 mL). The filter cake was concentrated and dried out to produce the desired product (86 g, yield 93%) as a white solid. LCMS (ESI): calculated for C21H36C1N5O4; [M+H]⁺: 458.2, found: 458.2.

Int B

Int B-1 (2.72 g, 10 mmol, 1.0 eq), and N,O-dimethylhydroxylamine (0.92 g, 15 mmol, 1.5 eq) were added into DCM (25 ml) and stirred for 5 min, then HOBt (2.03 g, 15 mmol, 1.5 eq), EDCI (2.29 g, 12 mmol, 1.2 eq), and TEA (2.02 g, 20 mmol, 2 eq) were added to form a reaction mixture. The reaction mixture was stirred for 6 hours at 20° C. The reaction mixture was diluted with water (50 ml) and extracted with DCM (2×50 ml). The combined organic layer was washed with brine, dried over anhydrous sodium sulfate, filtered, the filtrate was concentrated under vacuum. The desired product (2.7 g, yield 85.7%) is a brown oil. LCMS (ESI): calculated for C₁₄H₂₅N₃O₅; [M+H]⁺: 316.2, found: 316.2.

Benzo[d]thiazole (2.57 g, 19 mmol, 3.0 eq) was added into THF (25 ml), and cooled to −78° C. under N2 atmosphere. n-BuLi (36 ml, 1M in THF) was added dropwise, and stirred for 1 hour. Then Int B-2 (2.0 g, 6.34 mmol, 1.0 eq) was added, and stirred for 2 hours. The reaction mixture was heated to room temperature, and ammonium chloride solution was added to quench the reaction. Then DCM (50 ml) was added to extract. The organic phase was collected and concentrated under vacuum to produce Int B-3 (1.3 g) as an oil without purification for next reaction. LCMS (ESI): calculated for C19H23N3O4S; [M+H]⁺: 390.1, found: 390.1.

Int B-3 (1.3 g) was added in EA (20 ml, 2M HCl in EA) and stirred for 4 hour at room temperature. A white solid was precipitated. Int B was obtained by filtration (0.5 g, 27.3% from Int B-2). LCMS (ESI): calculated for C14H15N3O2S; [M+H]*: 290.1, found: 290.1.

Procedure 1 Preparation of (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-2-((4-fluorophenyl)sulfonamido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (Compound 53)

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-amino-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (100.0 mg, 0.23 mol, 1 eq) was added into DCM (5 ml), then DIEPA (91.7 mg, 0.70 mol, 3 eq) was added at 0° C. to form a mixture. The mixture was stirred for 5 min at 0° C., then 4-fluorobenzenesulfonyl chloride (55.2 mg, 0.28 mol, 1.2 eq) was added at 0° C. to form a reaction mixture. The reaction mixture was stirred for 2 h at room temperature. The reaction mixture was extracted with EA (2×10 ml). The combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate and filtered. The filtrate was concentrated under vacuum. The crude product was purified by flash column chromatography (SiO₂, petroleum ether/ethyl acetate 3:1) to produce (1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-((4-fluorophenyl)sulfonamido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (125.0 mg, yield 91%) as a light yellow solid. LCMS (ESI): calculated for C27H38FN5O6S; [M+H]⁺: 580.25, found: 580.25.

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-((4-fluorophenyl)sulfonamido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (125.0 mg, 0.22 mol, 1.0 eq) was added into DCM (10 ml), Burgess reagent (154.1 mg, 0.65 mol, 3 eq) was then added to form a reaction mixture. The reaction mixture was stirred at room temperature for 1 h. The reaction mixture was extracted with EA (2×10 ml). The combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum. The crude was purified by preparative liquid phase chromatography to produce the desired product (100.0 mg, yield 83%) as a yellow solid. LCMS (ESI): calculated for C27H36FN5O5S; [M+H]+: 562.67,found: 562.67.

Procedure 2 Preparation of (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-2-(2,2-diphenylacetamido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (Compound 18)

2,2-diphenylacetic acid (278 mg, 1.31 mmol, 1.2 eq) was added into DMF (20 ml), then 2-(7-Azabenzotriazol-1-yl)-N,N,N,N′-tetramethyluronium hexafluorophosphate (HATU:500 mg, 1.31 mmol, 1.2 eq) and N,N-Diisopropylethylamine (DIPEA:430 mg, 3.4 mmol, 3 eq) were added and stirred for 30 min at room temperature. Then (1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-amino-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (500 mg, 1.1 mmol, 1 eq) was added to form a reaction mixture. The reaction mixture was stirred for 3 h at room temperature. After the reaction is completed, H2O (20 ml) was added to the reaction mixture. The reaction mixture was extracted with EA (3×30 ml). The combined organic phase was washed with brine (2×50 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum. The residue was purified by recrystallized with DCM/MeOH=20/1 to produce the desired product (400 mg, yield 60%) as a light yellow solid. LCMS (ESI): calculated for C35H45N5O5; [M+H]+: 616.3, found: 616.3.

A solution of compound 18-1 (400 mg, 0.65 mmol, leq), Burgess reagent (320 mg, 1.3 mmol, 2 eq) in DCM (10 mL) was stirred at room temperature for 1 h. After the reaction is completed, saturated sodium bicarbonate solution (20 ml) was added to the reaction. The reaction mixture was then extracted with DCM (20 mL). The combined organic layers were washed with saturated aqueous sodium chloride solution (3×10 mL), dried over sodium sulfate, filtered, and concentrated in vacuum. The crude was purified by preparative liquid phase chromatography to gain compound 18 (300 mg), yield: 77%. LCMS (ESI): calculated for C35H43N5O4; [M+H]+: 598.3, found: 598.3.

Procedure 3 Preparation of (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-2-(3,3-dimethylureido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (Compound 39)

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-amino-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (100.0 mg, 0.23 mol, 1 eq) was added into DMF (5 ml), then DBU (90.0 mg, 0.59 mol, 2.5 eq), and dimethylamine (12.7 mg, 0.28 mol, 1.2 eq) were added and stirred for 5 min at 0° C., then CDI (46.0 mg, 0.28 mol, 1.2 eq) was added at 0° C. to form a reaction mixture. The reaction mixture was stirred for 2 h at room temperature, then extracted with EA (2×10 ml) and the combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum to produce (1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-(3,3-dimethylureido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (85.0 mg, yield 70%) as a light yellow solid. LCMS (ESI): calculated for C24H40N6O5; [M+H]+: 493.62, found: 493.62.

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-(3,3-dimethylureido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (85.0 mg, 0.17 mol, 1.0 eq) was added into DCM (10 ml), TFAA (59.0 mg, 0.52 mol, 3 eq) was then added to form a reaction mixture. The reaction mixture was stirred at room temperature for 1 h, then. extracted with EA (2×10 ml). The combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum. The crude was purified by preparative liquid phase chromatography to produce (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-2-(3,3-dimethylureido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (56.0 mg, yield 68%) as a white solid. LCMS (ESI): calculated for C24H38N6O₄; [M+H]+: 475.61,found: 475.61.

Procedure 4 Preparation of (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-2-(3,3-dimethylureido)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (Compound 35)

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-amino-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (100.0 mg, 0.23 mol, 1 eq) was added into DCM (5 ml), then TEA (47.8 mg, 0.47 mol, 2 eq) was added and stirred for 5 min at 0° C., Then isothiocyanatomethane (34.6 mg, 0.47 mol, 2 eq) was added at 0° C. to form a reaction mixture. The reaction mixture was stirred for 2 h at room temperature, then extracted with EA (2×10 ml). The combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum to produce (1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-3,3-dimethyl-2-(3-methylthioureido)butanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (95.0 mg, yield 81%) as a light yellow solid. LCMS (ESI): calculated for C23H38N6O4S; [M+H]+: 495.66,found: 495.66.

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-3,3-dimethyl-2-(3-methylthioureido)butanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (95.0 mg, 0.19 mol, 1.0 eq) was added into DCM (10 ml), TFAA (65.8 mg, 0.58 mol, 3 eq) was then added to form a reaction mixture. The reaction mixture was stirred at room temperature for 1 h, then. extracted with EA (2×10 ml). The combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum. The crude was purified by preparative liquid phase chromatography to produce (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-3,3-dimethyl-2-(3-methylthioureido)butanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (75.0 mg, yield 82%) as a white solid. LCMS (ESI): calculated for C23H36N6O3S; [M+H]+: 477.64, found: 477.64.

Procedure 5 Preparation of (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-2-((N,N-dimethylsulfamoyl)amino)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (Compound 47)

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-amino-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (100.0 mg, 0.23 mol, 1 eq) was added into DCM (5 ml), then DIEA (61.2 mg, 0.47 mol, 2 eq) was added and stirred for 5 min at 0° C. Dimethylsulfamoyl chloride (50.8 mg, 0.36 mol, 1.5 eq) was then added at 0° C. to form a reaction mixture. The reaction mixture was stirred for 2 h at room temperature and then extracted with EA (2×10 ml). The combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum to produce (1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-((N,N-dimethylsulfamoyl)amino)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (96.0 mg, yield 76%) as a light yellow solid. LCMS (ESI): calculated for C23H40N6O6S; [M+H]+: 529.67,found: 529.67.

(1R,2S,5S)—N—((S)-1-amino-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)-3-((S)-2-((N,N-dimethylsulfamoyl)amino)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (96.0 mg, 0.18 mol, 1.0 eq) was added into DCM (10 ml). Then TFAA (78.5 mg, 0.69 mol, 3 eq) was added to form a reaction mixture. The reaction mixture was stirred at room temperature for 1 h and then extracted with EA (2×10 ml). The combined organic phase was washed with brine (10 ml), dried over anhydrous sodium sulfate, and filtered. The filtrate was concentrated under vacuum. The crude was purified by preparative liquid phase chromatography to produce (1R,2S,5S)—N—((S)-1-cyano-2-((S)-2-oxopyrrolidin-3-yl)ethyl)-3-((S)-2-((N,N-dimethylsulfamoyl)amino)-3,3-dimethylbutanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide (75.0 mg, yield 80%) as a white solid. LCMS (ESI): calculated for C23H38N6O5S; [M+H]+: 511.65,found: 511.65.

All the compound in Table 1 can be synthesized follow the procedures described above. The data are summarized in Table 1.

TABLE 1 The list of compounds of MS and ¹H NMR Compund ES/MS(m/z, No. Structure M + H⁺) ¹H NMR 1

542.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 9.03 (d, J = 8.7 Hz, 1H), 4.98-4.90 (m, 1H), 4.36 (d, J = 8.3 Hz, 1H), 4.10 (s, 1H), 3.99 (d, J = 7.1 Hz, 1H), 3.87-3.82 (m, 1H), 3.75-3.63 (m, 2H), 3.32-3.28 (m, 5H), 2.33 (s, 4H), 2.20-2.12 (m, 1H), 2.10-1.99 (m, 1H), 1.95 (s, 1H), 1.91-1.83 (m, 1H), 1.73-1.61 (m, 1H), 1.54-1.50 (m, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.82 (s, 3H). 2

616.29 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 9.03 (d, J = 8.7 Hz, 1H), 5.39 (d, J = 1.3 Hz, 2H), 5.02 (d, J = 5.8 Hz, 1H), 4.62 (s, 1H), 4.58-4.50 (m, 2H), 3.70-3.56 (m, 2H), 3.54- 3.47 (m, 1H), 3.34-3.26 (m, 1H), 2.62- 2.57 (m, 1H), 2.16-2.05 (m, 1H), 2.03-1.92 (m, 1H), 1.92-1.81 (m, 1H), 1.81-1.70 (m, 1H), 1.55-1.48 (m, 1H), 1.42-1.25 (m, 6H), 1.05 (s, 3H), 0.95 (s, 9H), 0.82 (s, 3H) 3

572.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 9.03 (d, J = 8.7 Hz, 1H), 4.98-4.90 (m, 1H), 4.28-4.25 (m, 1H), 4.12 (s, 1H), 3.87-3.82 (m, 1H), 3.69-3.63 (m, 1H), 3.61 (s, 4H), 3.28-3.21 (m, 2H), 2.19-2.09 (m, 1H), 2.03-1.95 (m, 1H), 1.77-1.64 (m, 2H), 1.54-1.48 (m, 1H), 1.31- 1.25 (m, 1H), 1.23-1.17 (m, 1H), 0.99 (s, 3H), 0.94 (s, 9H), 0.82 (s, 3H). 4

644.29 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 4.58-4.48 (m, 3H), 4.14 (d, J = 14.4 Hz, 1H), 4.06 (d, J = 14.3 Hz, 1H), 3.72 (d, J = 5.2 Hz, 6H), 3.72-3.58 (m, 2H), 3.49-3.39 (m, 1H), 3.33-3.26 (m, 1H), 2.65-2.56 (m, 1H), 2.17-2.06 (m, 1H), 2.04- 1.92 (m, 1H), 1.92-1.81 (m, 1H), 1.80- 1.68 (m, 1H), 1.55-1.48 (m, 1H), 1.37 (m, 1H), 0.99 (s, 3H), 0.94 (s, 9H), 0.82 (s, 3H). 5

484.21 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.80-4.71 (m, 1H), 4.58-4.51 (m, 2H), 3.66-3.54 (m, 4H), 3.32-3.18 (m, 2H), 2.52-2.47 (m, 1H), 2.18-2.06 (m, 2H), 2.04-1.91 (m, 1H), 1.95- 1.87 (m, 1H), 1.91-1.72 (m, 3H), 1.54- 1.47 (m, 1H), 1.37-1.31 (m, 1H), 0.99 (s, 3H), 0.82 (s, 3H). 6

470.20 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.71 (t, J = 6.8 Hz, 1H), 4.58-4.51 (m, 2H), 3.75-3.63 (m, 2H), 3.66- 3.59 (m, 1H), 3.62-3.52 (m, 1H), 3.32- 3.18 (m, 2H), 2.52-2.42 (m, 1H), 2.24-2.17 (m, 1H), 2.17-2.03 (m, 2H), 2.03-1.85 (m, 2H), 1.81-1.72 (m, 1H), 1.54-1.42 (m, 1H), 1.37- 1.27(m, 1H), 0.99 (s, 3H), 0.82 (s, 3H). 7

558.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 9.01 (d, J = 8.7 Hz, 1H), 4.95-4.90 (m, 1H), 4.37 (d, J = 8.4 Hz, 1H), 4.09 (s, 1H), 3.87-3.80 (m, 1H), 3.68 (s, 3H), 3.40-3.34 (m, 1H), 2.72-2.60-2.50 (m, 1H), 2.22- 2.14 (m, 1H), 2.02-1.90 (m, 1H), 1.83- 1.76 (m, 1H), 1.75-1.64 (m, 1H), 1.54-1.47 (m, 1H), 1.30 (d, J = 5.2 Hz, 1H), 0.99 (s, 3H), 0.94 (s, 9H), 0.81 (s, 3H). 8

558.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.50 (m, 3H), 3.71-3.58 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.42 (m, 1H), 2.11-2.03 (m, 1H), 2.04-1.85 (m, 2H), 1.90-1.76 (m, 1H), 1.55-1.42 (m, 1H), 1.37-1.28 (m, 1H), 0.99 (s, 3H), 0.94 (s, 9H), 0.81 (s, 3H). 9

616.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 5.83-5.78 (m, 1H), 4.87 (d, J = 0.9 Hz, 1H), 4.38 (d, J = 8.3 Hz, 1H), 3.89 (s, 4H), 3.74 (d, J = 10.6 Hz, 1H), 3.68 (s, 4H), 3.67-3.62 (m, 1H), 3.47-3.42 (m, 1H), 2.59-2.50 (m, 1H), 2.11-1.94 (m, 2H), 1.71- 1.62 (m, 1H), 1.60-1.52 (m, 1H), 1.52- 1.46 (m, 1H), 1.23-1.18 (m, 1H), 1.00 (s, 3H), 0.95 (s, 9H), 0.84 (s, 3H). 10

620.21 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 8.09-8.00 (m, 1H), 8.00-7.93 (m, 1H), 7.48-7.36 (m, 2H), 7.31 (d, J = 9.1 Hz, 1H), 4.89 (t, J = 7.2 Hz, 1H), 4.80 (dd, J = 5.5, 3.8 Hz, 1H), 4.54 (d, J = 7.6 Hz, 1H), 3.66- 3.54 (m, 4H), 3.32-3.18 (m, 2H), 2.65- 2.54 (m, 1H), 2.21-2.07 (m, 2H), 2.07-1.96 (m, 1H), 1.96-1.72 (m, 5H), 1.54-1.47 (m, 1H), 1.37-1.27 (m 1H), 0.98 (s, 3H), 0.79 (s, 3H). 11

606.20 ¹H NMR (400 MHz, DMSO-d₆) δ 9.36 (d, J = 8.3 Hz, 1H), 8.09-8.00 (m, 1H), 8.00-7.92 (m, 1H), 7.48-7.36 (m, 2H), 7.31 (d, J = 9.1 Hz, 1H), 4.89 (t, J = 7.2 Hz, 1H), 4.71 (t, J = 6.8 Hz, 1H), 4.54 (d, J = 7.6 Hz, 1H), 3.69-3.66 (m, 1H), 3.66-3.52 (m, 3H), 3.32-3.18 (m, 2H), 2.65-2.54 (m, 1H), 2.24- 2.21 (m, 1H), 2.21-1.95 (m, 3H), 1.93- 1.74 (m, 2H), 1.54-1.47 (m, 1H), 1.37-1.27 (m, 1H), 0.98 (s, 3H), 0.79 (s, 3H). 12

504.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.42 (m, 1H), 2.10-2.03 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.76 (m, 1H), 1.54-1.47 (m, 1H), 1.40 (s, 9H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 13

649.38 ¹H NMR (400 MHz, DMSO-d₆) δ 9.15 (d, J = 0.9 Hz, 1H), 8.91 (d, J = 8.5 Hz, 1H), 8.83-8.76 (m, 2H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 4.32 (s, 1H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.42 (m, 1H), 2.22-2.05 (m, 2H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.75 (m, 1H), 1.50 (s, 1H), 1.69-1.25 (m, 10H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 14

649.38 ¹H NMR (400 MHz, DMSO-d₆) δ 9.15 (d, J = 0.9 Hz, 1H), 8.91 (d, J = 8.5 Hz, 1H), 8.83-8.76 (m, 2H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 4.32 (s, 1H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.42 (m, 1H), 2.22-2.05 (m, 2H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.75 (m, 1H), 1.50 (s, 1H), 1.69-1.25 (m, 10H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 15

495.23 ¹H NMR (400 MHz, DMSO-d₆) δ 8.90 (t, J = 1.7 Hz, 1H), 8.44 (d, J = 1.7 Hz, 2H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.83 (t, J = 7.4 Hz, 1H), 4.62 (s, 1H), 4.55 (d, J = 7.6 Hz, 1H), 3.70- 3.56 (m, 2H), 3.19-3.05 (m, 2H), 1.54- 1.47 (m, 1H), 1.38-1.32 m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 16

663.39 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64-7.61 (m, 2H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 4.33 (s, 1H), 3.70-3.56 (m, 2H), 3.42 (d, J = 15.2 Hz, 1H), 3.32-3.18 (m, 2H), 2.52-2.42 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.81- 1.67 (m, 4H), 1.59-1.41 (m, 6H), 1.38-1.32 (m, 1H), 1.24 (s, 9H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 17

641.40 ¹H NMR (400 MHz, DMSO-d₆) δ 8.96 (d, J = 8.6 Hz, 1H), 7.63 (s, 1H), 7.50 (d, J = 8.5 Hz, 1H), 4.93-4.85 (m, 1H), 4.32 (d, J = 8.5 Hz, 1H), 4.09 (s, 1H), 3.91 (s, 2H), 3.83 (d, J = 3.2 Hz, 2H), 3.10 (d, J = 18.4 Hz, 1H), 3.00-2.95 (m, 1H), 2.52 (d, J = 8.8 Hz, 1H), 2.35- 2.25 (m, 1H), 2.11-2.05 (m, 1H), 2.03 (dd, J = 12.9, 6.7 Hz, 1H), 1.83 (s, 4H), 1.73-1.65 (m, 3H), 1.62 (d, J = 10.4 Hz, 3H), 1.50-1.40 (m, 2H), 1.35 (s, 9H), 1.24 (d, J = 7.6 Hz, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.81 (s, 3H). 18

598.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64-7.61 (m, 1H), 7.31 (s, 6H), 7.30-7.21 (m, 5H), 5.20 (t, J = 0.8 Hz, 1H), 4.60-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.42 (m, 1H), 2.11-2.05 (m, 1H), 2.04-1.85 (m, 2H), 1.90-1.75 (m, 1H), 1.54-1.47 (m, 1H), 1.38- 1.32 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.81 (s, 3H). 19

542.43 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.49 (m, 3H), 4.05-3.95 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.63 (p, J = 7.1 Hz, 1H), 2.52-2.42 (m, 1H), 2.11- 2.05 (m, 1H), 2.05-1.94 (m, 3H), 1.98- 1.67 (m, 7H), 1.54-1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.81 (s, 3H). 20

498.30 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.92-4.88 (m, 1H), 4.32 (d, J = 9.2 Hz, 1H), 4.07 (s, 1H), 3.82-3.78 (m, 2H), 3.67-3.58 (m, 2H), 3.14-3.03 (m, 2H), 3.03-2.96 (m, 1H), 2.34 (d, J = 12.3 Hz, 2H), 2.15- 2.02 (m, 2H), 2.00 (s, 1H), 1.91 (s, 8H), 1.73-1.62 (m, 2H), 1.49-1.42 (m, 1H), 1.25 (d, J = 7.6 Hz, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 21

488.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.81 (dd, J = 12.4, 3.8 Hz, 2H), 3.73- 3.62 (m, 3H), 3.61 (dd, J = 12.4, 4.1 Hz, 1H), 3.32-3.15 (m, 3H), 2.52-2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00 (s, 1H), 1.95-1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.54-1.47 (m, 1H), 1.38- 1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 22

488.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 4.38 (t, J = 5.2 Hz, 1H), 3.88-3.81 (m, 1H), 3.78-3.71 (m, 1H), 3.70-3.56 (m, 2H), 3.32-3.18-3.11 (m, 2H), 2.52- 2.45 (m, 1H), 2.27-2.15 (m, 1H), 2.15- 2.02 (m, 2H), 2.06-1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.54-1.47 (m, 1.5 Hz, 1H), 1.38- 1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 23

580.38 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.59-4.51 (m, 1H), 3.70-3.56 (m, 1H), 3.32-3.18 (m, 1H), 2.16-1.85 (m, 2H), 1.68-1.50 (m, 4H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 24

548.29 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 8.54-8.51 (m, 1H), 8.32 (dd, J = 2.0, 0.5 Hz, 1H), 7.84 (dd, J = 7.8, 1.5 Hz, 1H), 7.69-7.65 (m, 1H), 7.64 (s, 1H), 4.58-4.51 (m, 2H), 3.70- 3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00- 1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.54-1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 25

504.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.76 (m, 1H), 1.54- 1.47 (m, 1H), 1.42-1.34 (m, 0H), 1.35 (s, 3H), 1.30 (s, 3H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 26

564.26 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 8.09-8.02 (m, 1H), 8.01-7.95 (m, 1H), 7.91-7.85 (m, 1H), 7.69-7.65 (m, 1H), 7.43-7.38 (m, 1H), 7.36-7.25 (m, 2H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.54- 1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 27

561.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.73-7.66 (m, 2H), 7.47-7.40 (m, 2H), 7.21-7.08 (m, 2H), 7.04-6.98 (m, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32- 3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.10- 2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.54-1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 28

547.30 ¹H NMR (400 MHz, DMSO-d₆) δ 11.48 (s, 3H), 8.91 (d, J = 8.5 Hz, 1H), 7.73- 7.66 (m, 2H), 7.47-7.40 (m, 2H), 7.21- 7.08 (m, 2H), 7.04-6.98 (m, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.54-1.47 (m, 1H), 1.38- 1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 29

548.29 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 8.50-8.45 (m, 1H), 8.06-8.01 (m, 1H), 7.90-7.80 (m, 1H), 7.79-7.71 (m, 1H), 7.71-7.65 (m, 2H), 7.04-6.98 (m, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.54- 1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 30

598.24 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.75 (m, 1H), 1.55- 1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 31

548.29 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 8.49-8.43 (m, 1H), 8.42 (d, J = 0.5 Hz, 1H), 7.55-7.45 (m, 2H), 7.38-7.31 (m, 2H), 6.92-6.83 (m, 1H), 4.58-4.51 (m, 2H), 3.70- 3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00- 1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.55-1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 32

548.29 ¹H NMR (400 MHz, DMSO-d₆) δ 8.98- 8.92 (m, 1H), 8.91 (d, J = 8.5 Hz, 1H), 8.83 (d, J = 2.1 Hz, 1H), 7.64 (s, 1H), 7.40 (dd, J = 4.9, 0.5 Hz, 1H), 7.38- 7.31 (m, 1H), 6.85 (dd, J = 4.9, 2.2 Hz, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.45 (m, 1H), 2.10-2.05 (m, 1H), 2.00- 1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.55-1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 33

471.27 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.52 (d, J = 13.4 Hz, 1H), 3.47 (s, 1H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.16-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.55- 1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 34

516.92 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.361 (d, J = 9.1 Hz, 1H), 4.58-4.50 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.21 (s, 3H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.81-1.77 (m, 1H), 1.55-1.47 (m, 1H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 35

477.26 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.93-4.86 (m, 2H), 4.15 (d, J = 10.2 Hz, 1H), 4.08 (s, 1H), 3.85-3.80 (m, 1H), 3.11 (d, J = 8.5 Hz, 1H), 2.98-2.93 (m, 1H), 2.80 (d, J = 4.2 Hz, 3H), 2.43-2.33 (m, 1H), 2.17-1.98 (m, 2H), 1.73-1.62 (m, 2H), 1.52-1.47 (m, 1H), 1.25 (d, J = 7.7 Hz, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 36

649.37 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.49 (dd, J = 7.7, 1.5 Hz, 1H), 7.31-7.17 (m, 2H), 7.12-7.05 (m, 1H), 7.00-6.95 (m, 1H), 5.07 (t, J = 6.0 Hz, 1H), 4.58- 4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.40- 3.35 (m, 1H), 3.33-3.18 (m, 3H), 2.52-2.45 (m, 1H), 2.16-1.76 (m, 4H), 1.55-1.47 (m, 1H), 1.45 (s, 9H), 1.38-1.32 (m, 1H), 0.98 (s, 3H), 0.88 (s, 9H), 0.79 (s, 3H). 37

655.41 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.74-3.71 (m, 1H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.74-2.67 (m, 1H), 2.52-2.45 (m, 1H), 2.11- 2.05 (m, 1H), 2.05-1.83 (m, 2H), 1.87- 1.80 (m, 1H), 1.83-1.76 (m, 1H), 1.79-1.68 (m, 1H), 1.63-1.29 (m, 9H), 1.43 (s, 9H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 38

603.38 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.52 (m, 2H), 4.50 (s, 1H), 3.70-3.56 (m, 2H), 3.32- 3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.11- 2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.76 (m, 1H), 1.55-1.47 (m, 1H), 1.43 (s, 9H), 1.41 (d, J = 20.0 Hz, 6H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 39

475.30 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 4.54 (dd, J = 6.9, 5.6 Hz, 2H), 4.34 (s, 1H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.98 (s, 6H) 2.52-2.46 (m, 1H), 2.16-2.05 (m, 1H), 2.05-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86- 1.75 (m, 1H), 1.54-1.46 (m, 1H), 1.37- 1.32 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 40

512.32 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.45 (m, 1H), 2.19-2.11 (m, 3H), 2.10 (s, 1H), 2.11-2.04 (m, 3H), 2.04 (dd, J = 4.0, 1.7 Hz, 1H), 2.04-1.94 (m, 1H), 1.98-1.86 (m, 1H), 1.86-1.76 (m, 1H), 1.64 (dd, J = 12.3, 3.9 Hz, 3H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 41

548.29 ¹H NMR (400 MHz, DMSO-d₆) δ 12.51 (s, 1H), 8.91 (d, J = 8.5 Hz, 1H), 7.81- 7.72 (m, 1H), 7.64-7.55 (m, 2H), 7.26- 7.17 (m, 3H), 4.61 (s, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32- 3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.15- 2.10 (m, 1H), 2.10-2.05 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 42

547.30 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.91-7.83 (m, 2H), 7.83 (m, 1H), 7.64-7.55 (m, 1H), 7.22 (dd, J = 3.1, 0.5 Hz, 1H), 6.60-6.53 (m, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.45 (m, 1H), 2.15-2.10 (m, 1H), 2.10- 2.05 (m, 1H), 1.95-1.85 (m, 1H), 1.90- 1.75 (m, 1H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 43

545.32 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.55 (d, J = 7.8 Hz, 1H), 7.29 (d, J = 9.7 Hz, 1H), 4.97-4.91 (m, 1H), 4.89 (d, J = 9.1 Hz, 1H), 4.16 (d, J = 10.4 Hz, 2H), 4.08 (s, 2H), 3.88 (d, J = 17.3 Hz, 2H), 3.86-3.80 (m, 2H), 3.09 (d, J = 9.0 Hz, 1H), 2.98 (td, J = 9.3, 7.1 Hz, 1H), 2.44- 2.32 (m, 1H), 2.16-1.97 (m, H), 1.90-1.72 (m, 2H), 1.72-1.31(m, 7H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 44

612.24 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 8.07-7.99 (m, 2H), 7.81-7.73 (m, 3H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 3.70-3.57 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.45 (m, 1H), 2.11-2.05 (m, 1H), 2.04- 1.86 (m, 2H), 1.86-1.75 (m, 1H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 45

549.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 7.12-7.05 (m, 1H), 7.00-6.95 (m, 1H), 6.89-6.81 (m, 1H), 6.70 (dd, J = 8.1, 1.5 Hz, 1H), 4.69 (t, J = 4.5 Hz, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 3H), 3.11-3.06 (m, 1H), 2.52-2.45 (m, 1H), 2.11-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90- 1.75 (m, 1H), 1.55-1.46 (m, 1H), 1.37- 1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 46

555.36 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.74-3.71 (m, 1H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.74-2.67 (m, 1H), 2.52-2.45 (m, 1H), 2.11- 2.05 (m, 1H), 2.05-1.83 (m, 2H), 1.87- 1.80 (m, 1H), 1.83-1.76 (m, 1H), 1.79-1.68 (m, 1H), 1.63-1.29 (m, 9H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 47

508.29 ¹H NMR (400 MHz, DMSO-d₆) δ 8.99 (d, J = 8.7 Hz, 1H), 7.86 (d, J = 9.2 Hz, 1H), 7.52-7.46 (m, 1H), 5.46 (t, J = 2.0 Hz, 1H), 5.36 (t, J = 2.1 Hz, 1H), 4.32 (t, J = 6.5 Hz, 1H), 4.27-4.21 (m, 1H), 4.03 (s, 1H), 3.61-3.51 (m, 2H), 2.66(s, 9H), 2.52-2.41 (m, 1H), 2.39-2.21 (m, 2H), 2.07-1.83 (m, 4H), 1.78- 1.55 (m, 2H), 1.18-1.09 (m, 1H), 0.94 (s, 3H), 0.80 (s, 9H), 0.53 (s, 3H). 48

517.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 3.66 (dd, J = 12.4, 2.7 Hz, 1H), 3.65- 3.56 (m, 5H), 3.39 (m, 4H), 3.32-3.18 (m, 2H), 2.52-2.41 (m, 1H), 2.11- 2.05 (m 1H), 2.00-1.95 (m, 1H), 1.95- 1.86 (m, 1H), 1.81-1.76 (m, 1H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 49

553.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 4.03 (s, 1H), 3.69 (d, J = 2.2 Hz, 1H), 3.70-3.64 (m, 3H), 3.64 (d, J = 2.6 Hz, 1H), 3.61 (dd, J = 12.4, 4.2 Hz, 1H), 3.32-3.19 (m, 2H), 3.19-3.06 (m, 4H), 2.52-2.41 (m, 1H), 2.11-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.75 (m, 1H), 1.55 1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 50

510.23 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.65 (s, 1H), 4.54 (dd, J = 7.0, 5.6 Hz, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.41 (m, 1H), 2.16-2.06 (m, 1H), 2.09- 2.02 (m, 1H), 2.05-1.94 (m, 1H), 1.98- 1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.65 (d, J = 4.3 Hz, 6H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 51

548.29 ¹H NMR (400 MHz, DMSO-d₆) δ 9.02 (d, J = 8.5 Hz, 1H), 8.75-8.69 (m, 1H), 7.73-7.68 (m, 1H), 7.67 (s, 1H), 7.54 (d, J = 9.4 Hz, 1H), 7.26-7.18 (m, 1H), 7.01 (dd, J = 6.9, 1.4 Hz, 1H), 6.99 (d, J = 1.0 Hz, 1H), 4.95-4.89 (m, 2H), 4.58 (d, J = 9.4 Hz, 1H), 4.13 (s, 1H), 3.93 (dd, J = 10.5, 5.5 Hz, 1H), 3.77 (d, J = 10.5 Hz, 1H), 3.16-3.09 (m, 1H), 3.02 (td, J = 9.3, 7.0 Hz, 1H), 2.43-2.30 (m, 1H), 2.16-2.02 (m, 2H), 1.69-1.62 (m, 2H), 1.55 (dd, J = 7.6, 5.3 Hz, 1H), 1.29 (d, J = 7.6 Hz, 1H), 0.98 (s, 3H), 0.97 (s, 9H), 0.78 (s, 3H). 52

607.26 ¹H NMR (400 MHz, DMSO-d₆) δ 8.98- 8.91 (m, 1H), 7.99 (t, J = 1.9 Hz, 1H), 7.64-7.57 (m, 2H), 7.48 (dd, J = 10.3, 7.5 Hz, 1H), 7.35-7.27 (m, 1H), 4.66 (s, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.41 (m, 1H), 2.11-2.05 (m, 1H), 2.04- 1.86 (m, 2H), 1.86-1.75 (m, 1H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 53

562.25 ¹H NMR (400 MHz, DMSO-d₆) δ 8.99 (d, J = 8.7 Hz, 1H), 7.86 (d, J = 9.2 Hz, 1H), 7.78-7.70 (m, 3H), 7.57-7.52 (m, 1H), 7.52-7.46 (m, 2H), 4.91-4.84 (m, 1H), 3.95 (s, 1H), 3.78-3.72 (m, 1H), 3.64 (d, J = 9.3 Hz, 1H), 3.42 (d, J = 10.2 Hz, 1H), 3.09 (t, J = 9.2 Hz, 1H), 2.98-2.92 (m, 1H), 2.45-2.31 (m, 1H), 2.11-2.02 (m, 1H), 2.06-1.96 (m, 1H), 1.71-1.60 (m, 2H), 1.47-1.42 (m, 1H), 1.20 (d, J = 7.7 Hz, 1H), 0.94 (s, 3H), 0.80 (s, 9H), 0.53 (s, 3H). 54

584.17 ¹H NMR (400 MHz, DMSO-d₆) δ 8.98- 8.91 (m, 1H), 7.41 (d, J = 7.8 Hz, 2H), 7.18 (d, J = 7.8 Hz, 3H), 4.58-4.51 (m, 2H), 3.70-3.57 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.41 (m, 1H), 2.10- 2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 55

515.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 4.35 (s, 1H), 3.70-3.56 (m, 2H), 3.51 (dd, J = 6.2, 3.7 Hz, 2H), 3.41 (dd, J = 6.3, 3.2 Hz, 2H), 3.32-3.18 (m, 2H), 2.52-2.41 (m, 1H), 2.11-2.02 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.75 (m, 1H), 1.71-1.50 (m, 5H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 56

519.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.62 (s, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52- 2.41 (m, 1H), 2.10-2.05 (m, 1H), 2.00- 1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.76 (m, 1H), 1.55-1.46 (m, 1H), 1.37-1.32 (m, 1H), 1.32 (s, 9H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 57

615.38 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.96-2.80 (m, 2H), 2.52-2.46 (m, 1H), 2.10-2.05 (m, 1H), 2.05- 2.02 (m, 1H), 2.00 (s, 1H), 1.98-1.83 (m, 3H), 1.87-1.76 (m, 1H), 1.80- 1.69 (m, 2H), 1.55-1.48 (m, 1H), 1.43 (s, 9H), 1.37-1.31 (m, 1H), 1.28 (s, 3H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 58

515.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.98 (d, J = 8.6 Hz, 1H), 8.78 (d, J = 8.9 Hz, 1H), 4.93-4.88 (m, 1H), 4.41 (d, J = 8.9 Hz, 1H), 4.10 (s, 1H), 4.08-4.01 (m, 2H), 3.90 (dd, J = 10.3, 5.5 Hz, 1H), 3.65 (d, J = 10.4 Hz, 1H), 3.52-3.41 (m, 1H), 3.15-3.07 (m, 3H), 2.99- 2.91 (m, 1H), 2.76 (s, 1H), 2.73 (s, 4H), 2.65-2.60 (m, 2H), 2.43-2.33 (m, 4H), 2.14-1.94 (m, 4H), 1.81-1.62 (m, 4H), 1.53 (dd, J = 7.5, 5.5 Hz, 2H), 1.29 (d, J = 7.7 Hz, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 59

503.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.52 (m, 2H), 4.50 (s, 1H), 3.70-3.56 (m, 2H), 3.32- 3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.11- 2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.76 (m, 1H), 1.55-1.47 (m, 1H), 1.41 (d, J = 20.0 Hz, 6H), 0.98 (s, 3H), 0.89 (s, 9H), 0.85 (s, 3H). 60

524.26 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.31 (d, J = 9.1 Hz, 1H), 5.99 (d, J = 3.4 Hz, 0H), 4.58- 4.51 (m, 2H), 3.82-3.71 (m, 1H), 3.65 (dd, J = 12.4, 4.4 Hz, 1H), 3.53 (dd, J = 12.4, 2.6 Hz, 1H), 3.32-3.18 (m, 2H), 2.52 (m, 1H), 2.11 (m, 1H), 2.04-1.85 (m, 2H), 1.90-1.68 (m, 2H), 1.65- 1.45 (m, 3H), 1.44 (s, 9H), 1.37-1.32 (m, 1H), 0.98 (s, 3H), 0.85 (s, 3H). 61

458.27 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 6.27 (dd, J = 16.3, 15.7 Hz, 1H), 6.06-5.94 (m, 2H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52 (m, 1H), 2.11-2.05 (m, 1H), 2.04-1.86 (m, 2H), 1.86-1.75 (m, 1H), 1.55-1.48 (m, 1H), 1.37- 1.31 (m, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 62

549.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 3.77 (p, J = 5.1 Hz, 1H), 3.70-3.57 (m, 2H), 3.40-3.32 (m, 1H), 3.32-3.18 (m, 2H), 3.03-2.98 (m, 1H), 2.57- 2.48 (m, 1H), 2.36-2.28 (m, 1H), 2.16- 2.05 (m, 1H), 2.05-1.75 (m, 7H), 1.55-1.48 (m, 1H), 1.37-1.31 (m, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 63

526.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.50 (m, 3H), 3.70-3.56 (m, 3H), 3.32-3.18 (m, 3H), 1.98-1.85 (m, 3H), 1.85-1.73 (m, 3H), 1.71-1.42 (m, 6H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 64

524.25 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 4.43 (s, 2H), 3.70-3.56 (m, 2H), 3.32- 3.18 (m, 2H), 2.52-2.47 (m, 1H), 2.10- 2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.55-1.48 (m, 1H), 1.37-1.31 (m, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 65

515.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.96-2.80 (m, 2H), 2.52-2.46 (m, 1H), 2.10-2.05 (m, 1H), 2.05- 2.02 (m, 1H), 2.00 (s, 1H), 1.98-1.83 (m, 3H), 1.87-1.76 (m, 1H), 1.80- 1.69 (m, 2H), 1.55-1.48 (m, 1H), 1.37- 1.31 (m, 1H), 1.28 (s, 3H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 66

476.26 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 5.38 (d, J = 4.4 Hz, 1H), 5.34-5.22 (m, 2H), 4.54 (dd, J = 6.9, 5.6 Hz, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.46 (m, 1H), 2.17-2.06 (m, 1H), 2.04-1.86 (m, 2H), 1.86-1.75 (m, 1H), 1.55- 1.48 (m, 1H), 1.37-1.31 (m, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H) 67

530.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.57-2.46 (m, 2H), 2.42 (d, J = 17.6 Hz, 1H), 2.33-2.21 (m, 2H), 2.10- 2.05 (m, 1H), 2.05-1.94 (m, 1H), 1.98-1.83 (m, 2H), 1.87-1.81 (m, 1H), 1.85-1.76 (m, 1H), 1.76-1.64 (m, 2H), 1.55-1.48 (m, 1H), 1.37- 1.31 (m, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 68

580.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.46 (m, 1H), 2.17 (s, 1H), 2.15-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.81 (d, J = 12.4 Hz, 4H), 1.70 (d, J = 12.4 Hz, 3H), 1.55-1.48 (m, 1H), 1.37-1.28 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 69

570.36 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.50 (m, 3H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.46 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.89 (m, 1H), 1.93-1.76 (m, 6H), 1.76- 1.60 (m, 6H), 1.55-1.48 (m, 1H), 1.37-1.28 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 70

531.31 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.63 (s, 1H), 4.58-4.51 (m, 2H), 4.12 (p, J = 3.8 Hz, 1H), 3.70-3.56 (m, 2H), 3.32- 3.18 (m, 2H), 2.52-2.46 (m, 1H), 2.10- 2.05 (m, 1H), 2.05-1.82 (m, 2H), 1.87-1.76 (m, 1H), 1.71-1.58 (m, 1H), 1.62-1.54 (m, 1H), 1.55-1.48 (m, 1H), 1.37-1.28 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 71

583.18 ¹H NMR (400 MHz, DMSO-d₆) δ 9.21 (d, J = 8.7 Hz, 1H), 8.99 (d, J = 8.5 Hz, 1H), 7.65 (s, 1H), 4.99-4.88 (m, 1H), 4.48 (d, J = 8.8 Hz, 1H), 4.12 (s, 1H), 3.88 (dd, J = 10.4, 5.5 Hz, 1H), 3.65 (d, J = 10.8 Hz, 1H), 3.11 (t, J = 9.2 Hz, 1H), 3.01 (q, J = 8.7 Hz, 1H), 2.37- 2.28 (m, 1H), 2.08-1.98 (m, 3H), 1.75- 1.60 (m, 2H), 1.53 (t, J = 6.4 Hz, 1H), 1.28 (d, J = 7.6 Hz, 1H), 0.99 (s, 3H), 0.94 (s, 9H), 0.79 (s, 3H). 72

491.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.54 (dd, J = 6.9, 5.6 Hz, 2H), 4.33 (d, J = 5.9 Hz, 1H), 4.15-4.08 (m, 1H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.46 (m, 1H), 2.05-1.98 (m, 1H), 2.05- 1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86- 1.75 (m, 1H), 1.55-1.48 (m, 1H), 1.37-1.28 (m, 1H), 1.15 (d, J = 5.8 Hz, 3H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 73

505.29 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.93-4.86 (m, 2H), 4.45-4.38 (m, 1H), 4.15 (d, J = 10.2 Hz, 1H), 4.08 (s, 1H), 3.85-3.80 (m, 1H), 3.11 (d, J = 8.5 Hz, 1H), 2.98- 2.93 (m, 1H), 2.43-2.33 (m, 1H), 2.17- 1.98 (m, 2H), 1.73-1.62 (m, 2H), 1.52-1.47 (m, 1H), 1.25 (d, J = 7.7 Hz, 1H), 1.15 (s, 6H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 74

539.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.54-7.47 (m, 3H), 7.36-7.28 (m, 3H), 7.06-6.98 (m, 1H), 4.66 (s, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.46 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95- 1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.55- 1.48 (m, 1H), 1.37-1.28 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 75

567.20 ¹H NMR (400 MHz, DMSO-d₆) δ 9.21 (d, J = 8.7 Hz, 1H), 8.99 (d, J = 8.5 Hz, 1H), 7.65 (s, 1H), 4.99-4.88 (m, 1H), 4.48 (d, J = 8.8 Hz, 1H), 4.12 (s, 1H), 3.88 (dd, J = 10.4, 5.5 Hz, 1H), 3.65 (d, J = 10.8 Hz, 1H), 3.11 (t, J = 9.2 Hz, 1H), 3.01 (q, J = 8.7 Hz, 1H), 2.37- 2.28 (m, 1H), 2.08-1.98 (m, 3H), 1.75- 1.60 (m, 2H), 1.53 (t, J = 6.4 Hz, 1H), 1.28 (d, J = 7.6 Hz, 1H), 0.99 (s, 3H), 0.94 (s, 9H), 0.79 (s, 3H). 76

503.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.63 (s, 1H), 4.58-4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.75 (q, J = 4.9 Hz, 1H), 2.52-2.46 (m, 1H), 2.16- 2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86-1.75 (m, 1H), 1.55-1.48 (m, 1H), 1.37-1.28 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H), 0.76-0.53 (m, 4H). 77

491.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.62 (s, 1H), 4.58- 4.51 (m, 2H), 3.70-3.56 (m, 2H), 3.32- 3.18 (m, 2H), 2.52-2.46 (m, 1H), 2.10-2.05 (m, 1H), 2.00-1.95 (m, 1H), 1.95-1.85 (m, 1H), 1.90-1.76 (m, 1H), 1.55-1.48 (m, 1H), 1.37- 1.28 (m, 1H), 0.98 (s, 3H), 0.90 (s, 9H), 0.85 (s, 3H). 78

489.26 ¹H NMR (400 MHz, DMSO-d₆) δ 8.97 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 7.52 (s, 1H), 7.44 (d, J = 9.2 Hz, 1H), 4.64-4.51 (m, 2H), 3.72-3.57 (m, 1H), 3.32- 3.18 (m, 1H), 2.81 (s, 3H), 2.52-2.46 (m, 1H), 2.16-1.94 (m, 1H), 1.98- 1.80 (m, 1H), 1.84-1.73 (m, 1H), 1.76- 1.63 (m, 1H), 1.68-1.59 (m, 1H), 1.62-1.32 (m, 2H), 1.02-0.98 (m, 3H). 79

562.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.00 (d, J = 8.7 Hz, 1H), 8.18 (d, J = 9.3 Hz, 1H), 7.64 (s, 1H), 7.62-7.58 (m, 1H), 7.56 (d, J = 2.7 Hz, 1H), 7.55-7.52 (m, 1H), 7.41 (m, 1H), 4.91-4.82 (m, 1H), 3.93 (s, 1H), 3.78-3.72 (m, 1H), 3.70 (d, J = 9.3 Hz, 1H), 3.37 (d, J = 10.3 Hz, 1H), 3.09 (t, J = 9.2 Hz, 1H), 2.98-2.92 (m, 1H), 2.41-2.30-2.22 (m, 1H), 2.10-2.06 (m, 1H), 2.06-1.97 (m, 1H), 1.65-1.62 (m, 2H), 1.47-1.42 (m, 1H), 1.19 (d, J = 7.7 Hz, 1H), 0.93 (s, 3H), 0.84 (s, 9H), 0.46 (s, 3H). 80

567.20 ¹H NMR (400 MHz, DMSO-d₆) δ 9.21 (d, J = 8.7 Hz, 1H), 8.99 (d, J = 8.5 Hz, 1H), 7.65 (s, 1H), 4.99-4.88 (m, 1H), 4.48 (d, J = 8.8 Hz, 1H), 4.12 (s, 1H), 3.88 (dd, J = 10.4, 5.5 Hz, 1H), 3.65 (d, J = 10.8 Hz, 1H), 3.11 (t, J = 9.2 Hz, 1H), 3.01 (q, J = 8.7 Hz, 1H), 2.37- 2.28 (m, 1H), 2.08-1.98 (m, 3H), 1.75- 1.60 (m, 2H), 1.53 (t, J = 6.4 Hz, 1H), 1.28 (d, J = 7.6 Hz, 1H), 0.99 (s, 3H), 0.94 (s, 9H), 0.79 (s, 3H). 81

566.29 ¹H NMR (400 MHz, DMSO-d₆) δ 8.92 (d, J = 8.6 Hz, 1H), 7.77 (d, J = 8.9 Hz, 1H), 7.64 (s, 1H), 4.95-4.89 (m, 1H), 4.33 (d, J = 8.9 Hz, 1H), 4.06 (s, 1H), 3.83 (dd, J = 10.3, 5.5 Hz, 1H), 3.63 (d, J = 10.4 Hz, 1H), 3.18-3.06 (m, 1H), 3.05-2.97 (m, 1H), 2.42-2.34 (m, 1H), 2.14 (s, 6H), 2.10-2.01 (m, 2H), 1.71- 1.63 (m, 2H), 1.49 (dd, J = 7.7, 5.4 Hz, 1H), 1.25 (d, J = 7.6 Hz, 1H), 0.98(s, 3H) 0.89 (s, 9H). 0.80 (s, 3H) 82

562.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.95 (d, J = 8.6 Hz, 1H), 8.06 (d, J = 9.1 Hz, 1H), 7.64 (s, 1H), 7.04 (d, J = 7.6 Hz, 1H), 7.00 (s, 1H), 6.90 (dd, J = 7.7, 1.6 Hz, 1H), 4.92 (dd, J = 11.0, 8.6 Hz, 1H), 4.32 (d, J = 9.2 Hz, 1H), 4.07 (s, 1H), 3.81 (dd, J = 10.3, 5.4 Hz, 1H), 3.69 (d, J = 10.4 Hz, 1H), 3.45-3.32 (m, 2H), 3.17-3.02 (m, 1H), 2.75 (t, J = 7.4 Hz, 4H), 2.42-2.32 (m, 1H), 2.21-1.98 (m, 2H), 1.98-1.88 (m, 2H), 1.75-1.60 (m, 2H), 1.47 (dd, J = 7.6, 5.3 Hz, 1H), 1.23 (d, J = 7.6 Hz, 1H), 0.92 (d, J = 32.3 Hz, 15H). 83

586.27 ¹H NMR (400 MHz, DMSO-d₆) δ 8.99 (d, J = 8.7 Hz, 1H), 7.72 (d, J = 9.3 Hz, 1H), 7.64 (s, 1H), 7.57 (d, J = 1.4 Hz, 1H), 7.50-7.45 (m, 1H), 6.80 (d, J = 8.4 Hz, 1H), 4.91-4.88 (m, 1H), 4.59 (t, J = 8.8 Hz, 2H), 3.95 (s, 1H), 3.77- 3.68 (m, 1H), 3.58 (d, J = 9.3 Hz, 1H), 3.36 (d, J = 10.2 Hz, 1H), 3.20 (s, 2H), 3.08 (d, J = 9.0 Hz, 1H), 2.98-2.92 (m, 1H), 2.38-2.28 (m, 1H), 2.16-1.98 (m, 2H), 1.66-1.58 (m, 2H), 1.47- 1.42 (m, 1H), 1.20 (d, J = 7.7 Hz, 1H), 0.94 (s, 3H), 0.82 (s, 9H), 0.53 (s, 3H). 84

494.24 ¹H NMR (400 MHz, DMSO-d₆) δ 9.02 (d, J = 8.7 Hz, 1H), 7.63 (s, 1H), 7.48 (d, J = 9.3 Hz, 1H), 6.58-6.52 (m, 1H), 5.96 (d, J = 16.6 Hz, 1H), 5.82 (d, J = 9.9 Hz, 1H), 4.93-4.85 (m, 1H), 4.10 (s, 1H), 3.81-3.75 (m, 1H), 3.62 (d, J = 9.4 Hz, 1H), 3.53 (d, J = 10.3 Hz, 1H), 3.13-3.05 (m, 1H), 2.98-2.93 (m, 1H), 2.37-2.32 (m, 1H), 2.11-2.05 (m, 1H), 2.07-1.97 (m, 1H), 1.72- 1.61 (m, 2H), 1.52 (m, 1H), 1.26 (d, J = 7.8 Hz, 1H), 0.99 (s, 3H), 0.90 (s, 9H), 0.87 (s, 3H). 85

594.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.01 (d, J = 8.8 Hz, 1H), 8.68 (dd, J = 8.2, 1.4 Hz, 1H), 8.28 (d, J = 9.9 Hz, 1H), 8.19- 8.14 (m, 1H), 8.09 (dd, J = 7.3, 1.2 Hz, 1H), 8.04-7.97 (m, 1H), 7.66-7.56 (m, 4H), 4.91-4.86 (m, 1H), 4.02 (s, 1H), 3.75 (dd, J = 10.0, 5.6 Hz, 1H), 3.54 (d, J = 9.9 Hz, 1H), 3.48 (d, J = 10.1 Hz, 1H), 3.07 (d, J = 9.1 Hz, 1H), 2.98-2.91 (m, 1H), 2.44-2.32 (m, 1H), 2.12-2.02 (m, 1H), 2.01-1.97(m, 1H), 1.71-1.61 (m, 2H), 1.47 (dd, J = 7.7, 5.5 Hz, 1H), 1.21 (d, J = 7.7 Hz, 1H), 0.94 (s, 3H), 0.63 (s, 9H), 0.58 (s, 3H). 86

618.33 ¹H NMR (400 MHz, DMSO-d₆) δ 9.05 (d, J = 8.7 Hz, 1H), 7.63 (s, 1H), 7.17 (d, J = 9.5 Hz, 1H), 4.94-4.85 (m, 1H), 4.14 (s, 1H), 3.85-3.81 (m, 2H), 3.80 (d, J = 9.5 Hz, 2H), 3.64 (d, J = 10.3 Hz, 1H), 3.14-3.05 (m, 2H), 3.04-2.90 (m, 2H), 2.41-2.37 (m, 1H), 2.35- 2.30 (m, 1H), 2.30-2.24-2.15 (m, 1H), 2.12-2.05 (m, 1H), 2.04-2.01 (m, 1H), 1.99 (t, J = 4.4 Hz, 1H), 1.87 (d, J = 18.3 Hz, 2H), 1.72-1.61 (m, 3H), 1.54-1.48 (m, 1H), 1.35-1.28 (m, 2H), 1.26 (d, J = 7.8 Hz, 1H), 1.15 (t, J = 6.8 Hz, 1H), 0.98 (d, J = 1.1 Hz, 7H), 0.92 (s, 9H), 0.84 (s, 3H), 0.73 (s, 3H). 87

503.33 ¹H NMR (400 MHz, DMSO-d₆) δ 8.92 (d, J = 8.6 Hz, 1H), 7.62 (s, 1H), 5.90 (s, 1H), 5.82 (d, J = 9.8 Hz, 1H), 4.92-4.86 (m, 1H), 4.08 (s, 1H), 4.05 (d, J = 9.1 Hz, 1H), 3.91 (d, J = 10.3 Hz, 1H), 3.78 (dd, J = 10.1, 5.4 Hz, 1H), 3.10 (t, J = 9.2 Hz, 1H), 2.99-2.93 (m, 1H), 2.45- 2.35 (m, 1H), 2.11-2.05 (m, 1H), 2.03- 1.95(m, 1H), 1.66-1.61 (m, 2H), 1.49 (dd, J = 7.7, 5.3 Hz, 1H), 1.25-1.21 (m, 1H), 1.12 (s, 9H), 0.98 (s, 3H), 0.85 (s, 9H), 0.82 (s, 3H). 88

485.28 ¹H NMR (400 MHz, DMSO-d₆) δ 8.91 (d, J = 8.5 Hz, 1H), 7.64 (s, 1H), 7.31 (d, J = 9.1 Hz, 1H), 4.58-4.51 (m, 2H), 3.92 (q, J = 5.9 Hz, 1H), 3.70-3.56 (m, 2H), 3.32-3.18 (m, 2H), 2.52-2.45 (m, 1H), 2.16-2.05 (m, 1H), 2.05- 1.95 (m, 1H), 1.95-1.86 (m, 1H), 1.86- 1.75 (m, 1H), 1.55-1.45 (m, 1H), 1.47 (d, J = 5.9 Hz, 3H), 1.37-1.32 (m, 1H), 0.99 (s, 3H), 0.93 (s, 9H), 0.78 (s, 3H). 89

628.24 ¹H NMR (400 MHz, DMSO-d₆) δ 8.99 (d, J = 8.7 Hz, 1H), 7.86 (d, J = 9.2 Hz, 1H), 7.78-7.70 (m, 3H), 7.57-7.52 (m, 1H), 7.52-7.46 (m, 2H), 4.91-4.84 (m, 1H), 3.95 (s, 1H), 3.78-3.72 (m, 1H), 3.64 (d, J = 9.3 Hz, 1H), 3.42 (d, J = 10.2 Hz, 1H), 3.09 (t, J = 9.2 Hz, 1H), 2.98-2.92 (m, 1H), 2.45-2.31 (m, 1H), 2.11-2.02 (m, 1H), 2.06-1.96 (m, 1H), 1.71-1.60 (m, 2H), 1.47-1.42 (m, 1H), 1.20 (d, J = 7.7 Hz, 1H), 0.94 (s, 3H), 0.80 (s, 9H), 0.53 (s, 3H). 90

612.24 ¹H NMR (400 MHz, DMSO-d₆) δ 8.99 (d, J = 8.7 Hz, 1H), 7.86 (d, J = 9.2 Hz, 1H), 7.78-7.70 (m, 3H), 7.57-7.52 (m, 1H), 7.52-7.46 (m, 2H), 4.91-1.84 (m, 1H), 3.95 (s, 1H), 3.78-3.72 (m, 1H), 3.64 (d, J = 9.3 Hz, 1H), 3.42 (d, J = 10.2 Hz, 1H), 3.09 (t, J = 9.2 Hz, 1H), 2.98-2.92 (m, 1H), 2.45-2.31 (m, 1H), 2.11-2.02 (m, 1H), 2.06-1.96 (m, 1H), 1.71-1.60 (m, 2H), 1.47-1.42 (m, 1H), 1.20 (d, J = 7.7 Hz, 1H), 0.94 (s, 3H), 0.80 (s, 9H), 0.53 (s, 3H). 91

578.21 ¹H NMR (400 MHz, DMSO-d₆) δ9.42 (s, 1H), 9.05 (s, 1H), 7.69 (s, 1H), 5.17- 5.13 (m, 1H), 4.49 (s, 1H), 4.14 (d, J = 7.0 Hz, 1H), 4.00-3.96 (m, 1H), 3.49- 3.41 (m, 2H), 3.26-3.20 (m, 1H), 2.34- 2.11 (m, 2H), 1.96-1.92 (m, 2H), 1.88- 1.65 (m, 5H), 1.63-1.49 (m, 2H), 1.27 (t, J = 7.0 Hz, 1H), 1.02-0.88 (m, 7H). 92

526.26 ¹H NMR (400 MHz, DMSO-d₆) δ9.38 (s, 1H), 9.01 (s, 1H), 7.65 (s, 1H), 6.39 (d, J = 13.8 Hz, 1H), 6.24 (d, J = 13.8 Hz, 1H), 4.57-4.53 (m, 1H), 4.44 (s, 1H), 4.25 (d, J = 7.0 Hz, 1H), 3.74-3.70 (m, 1H), 3.43 (m, 1H), 3.36-3.31 (m, 1H), 3.20-3.14 (m, 1H), 2.96-2.88 (m, 1H), 2.15-2.09 (m, 1H), 2.02-1.94 (m, 1H), 1.58-1.52 (m, 1H), 1.37-1.23 (m, 2H), 1.00-0.91 (m, 13H), 0.86 (s, 3H). 93

545.25 ¹H NMR (400 MHz, DMSO-d₆) δ9.03 (s, 1H), 8.78-8.76 (m, 1H), 8.39 (s, 1H), 7.75 (d, J = 8.0, 1H), 7.63 (s, 1H), 7.56 (d, J = 8.0, 1H), 4.93-4.91 (m, 1H), 4.12 (d, J = 7.0 Hz, 1H), 4.01 (s, 1H), 3.93- 3.89 (m, 1H), 3.60-3.56 (m, 1H), 3.46- 3.40 (m, 1H), 3.31-3.11 (m, 2H), 2.30- 2.22 (m, 1H), 2.10-2.02 (m, 1H), 1.65- 1.57 (m, 1H), 1.50-1.44 (m, 1H), 1.29- 1.25 (m, 1H), 1.02-0.84 (m, 16H). 94

526.28 ¹H NMR (400 MHz, DMSO-d₆) δ9.38 (s, 1H), 9.01 (s, 1H), 7.90-7.80 (m, 2H), 7.65 (s, 1H), 7.38-7.28 (m, 2H), 4.65-4.61 (m, 1H), 4.45 (s, 1H), 4.26 (d, J = 7.0 Hz, 1H), 3.85-3.81 (m, J = 9.4, 7.0 Hz, 1H), 3.42-3.28 (m, 2H), 3.01- 2.85 (m, 2H), 2.14-2.06 (m, 1H), 1.99- 1.91 (m, 1H), 1.60-1.47 (m, 1H), 1.37- 1.23 (m, 2H), 1.02-0.84 (m, 16H). 95

544.25 ¹H NMR (400 MHz, DMSO-d₆) δ9.01 (s, 1H), 7.61 (s, 1H), 7.85-7.77 (m, 2H), 7.68-7.55 (m, 3H), 7.20 (s, 1H), 5.08-5.04 (m, 1H), 4.12-3.99 (m, 3H), 3.57-3.53 (m, 1H), 3.43-3.37 (m, 1H), 3.24-3.18 (m, 1H), 2.58-2.50 (m, 1H), 2.14-2.08 (m, 1H), 1.80-1.73 (m, 1H), 1.51-1.46 (m, 2H), 1.28-1.25 (m, 1H), 1.02-0.85 (m, 16H). 96

558.27 ¹H NMR (400 MHz, DMSO-d6) δ9.01 (s, 1H), 7.61 (s, 1H), 7.85-7.77 (m, 2H), 7.68-7.55 (m, 3H), 7.20 (s, 1H), 5.08-5.04 (m, 1H), 4.12-3.99 (m, 3H), 3.57-3.53 (m, 1H), 3.43-3.37 (m, 1H), 3.24-3.18 (m, 1H), 2.58-2.50 (m, 1H), 2.42 (s, 3H), 2.14-2.08 (m, 1H), 1.80- 1.73 (m, 1H), 1.51-1.46 (m, 2H), 1.28- 1.25 (m, 1H), 1.02-0.85 (m, 16H). 97

541.24 ¹H NMR (400 MHz, DMSO-d₆) δ 10.32 (s, 1H), 8.06 (s, 1H), 6.06 (s, 1H), 5.83 (s, 1H), 4.75-4.72 (m, 1H), 4.15 (d, J = 7.0 Hz, 1H), 3.91-3.87 (m, 1H), 3.76 (s, 3H), 3.69-3.65 (m, 1H), 3.60 (s, 1H), 3.48-3.42 (m, 1H), 3.30-324 (m, 1H), 2.96-2.89 (m, 1H), 2.19-2.10 (m, 1H), 1.81-1.73 (m, 1H), 1.59-1.51 (m, 1H), 1.46-1.41 (m, 1H), 1.29-1.25 (m, 1H), 1.02-0.84 (m, 16H). 98

618.32 ¹H NMR (400 MHz, DMSO-d₆) δ 9.03 (d, J = 8.6 Hz, 1H), 7.63 (s, 1H), 7.18 (d, J = 9.5 Hz, 1H), 4.79-5.06 (m, 1H), 4.13 (s, 1H), 3.93-3.77 (m, 2H), 3.69- 3.63 (m, 1H), 3.26 (d, J = 14.9 Hz, 1H), 3.16-2.90 (m, 2H), 2.79 (d, J = 14.9 Hz, 1H), 2.42-2.21 (m, 3H), 2.17- 1.96 (m, 3H), 1.93-1.81 (m, 2H), 1.76- 1.60 (m, 2H), 1.58-1.50 (m, 1H), 1.49-1.44 (m, 1H), 1.38-1.29 (m, 1H), 1.26 (d, J = 7.7 Hz, 1H), 0.99 (s, 3H), 0.96 (s, 3H), 0.93 (s, 9H), 0.86 (s, 3H), 0.75 (s, 3H). 99

580.23 ¹H NMR (400 MHz, DMSO-d₆) δ 9.00 (d, J = 8.7 Hz, 1H), 8.21 (d, J = 9.4 Hz, 1H), 7.84-7.79 (m, 1H), 7.70-7.53 (m, 3H), 4.94-4.88 (m, 1H), 3.92 (s, 1H), 3.80-3.78 (m, 2H), 3.35 (d, J = 10.4 Hz, 1H), 3.09 (t, J = 9.1 Hz, 1H), 3.04-2.91 (m, 1H), 2.42-2.26 (m, 1H), 2.18- 1.93 (m, 2H), 1.74-1.57 (m, 2H), 1.48 (dd, J = 7.6, 5.5 Hz, 1H), 1.20 (d, J = 7.7 Hz, 1H), 0.94 (s, 3H), 0.85 (s, 9H), 0.45 (s, 3H). 100

550.21 ¹H NMR (400 MHz, DMSO-d₆) δ 9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 7.83 (dd, J = 5.0, 1.3 Hz, 1H), 7.63 (s, 1H), 7.51 (dd, J = 3.7, 1.4 Hz, 1H), 7.08 (dd, J = 5.0, 3.7 Hz, 1H), 4.95-4.89 (m, 1H), 4.03 (s, 1H), 3.83-3.79 (m, 1H), 3.50 (d, J = 10.2 Hz, 1H), 3.09 (t, J = 9.1 Hz, 1H), 3.04-2.92 (m, 1H), 2.41- 2.26 (m, 1H), 2.18-1.95 (m, 2H), 1.65-1.62 (m, 2H), 1.52-1.49 (m, 1H), 1.23 (d, J = 7.7 Hz, 1H), 0.97 (s, 3H), 0.81 (s, 9H), 0.69 (s, 3H). 101

574.26 ¹H NMR (400 MHz, DMSO-d₆) δ 8.99 (d, J = 8.7 Hz, 1H), 7.76 (d, J = 9.2 Hz, 1H), 7.71-7.59 (m, 3H), 7.05-6.94 (m, 2H), 4.94-4.89 (m, 1H), 3.95 (s, 1H), 3.89-3.82 (m, 2H), 3.78 (s, 3H), 3.57 (d, J = 9.2 Hz, 1H), 3.38 (d, J = 10.1 Hz, 1H), 3.09 (t, J = 9.1 Hz, 1H), 3.04-2.90 (m, 1H), 2.42-2.26 (m, 1H), 2.19-1.93 (m, 2H), 1.74-1.58 (m, 2H), 1.48 (dd, J = 7.7, 5.6 Hz, 1H), 1.20 (d, J = 7.8 Hz, 1H), 0.94 (s, 3H), 0.80 (s, 9H), 0.55 (s, 3H). 102

594.27 ¹H NMR (400 MHz, DMSO-d₆) δ8.99 (d, J = 8.7 Hz, 1H), 8.39 (s, 1H), 8.10 (dd, J = 7.6, 1.5 Hz, 1H), 8.07-7.94 (m, 3H), 7.76 (d, J = 9.2 Hz, 1H), 7.65- 7.58 (m, 3H), 5.07-5.05 (m, 1H), 4.12- 4.00 (m, 3H), 3.59-3.55 (m, 1H), 3.40- 3.34 (m, 1H), 3.22-3.18 (m, 1H), 2.59- 2.53 (m, 1H), 2.14-2.04 (m, 1H), 1.72 (m, 1H), 1.47-1.37 (m, 2H), 1.29-1.25 (m, 1H), 0.94-0.83 (m, 16H).’ 103

526.26 ¹H NMR (400 MHz, DMSO-d₆) δ9.34 (s, 1H), 9.01(s, 1H), 7.61 (s, 1H), 6.60- 6.58 (m, 1H), 5.33-5.29 (m, 1H), 4.80- 4.76 (m, 1H), 4.59 (s, 1H), 4.17 (d, J = 7.0 Hz, 1H), 3.76-3.72 (m, 1H), 3.61- 3.57 (m, 1H), 3.43-3.37 (m, 1H), 3.21- 3.15 (m, 1H), 2.47-2.40 (m, 1H), 2.10- 2.01 (m, 1H), 1.54-1.45 (m, 1H), 1.29- 1.25 (m, 1H), 1.09-0.57 (m, 18H). 104

517.34 ¹H NMR (400 MHz, DMSO-d₆) δ9.30 (s, 1H), 8.96(s, 1H), 7.56 (s, 1H), 4.98- 4.94 (m, 1H), 4.28 (d, J = 7.0 Hz, 1H), 4.10 (s, 1H), 3.57-3.53 (m, 1H), 3.47- 3.33 (m, 2H), 3.17-3.01 (m, 2H), 2.27 (s, 6H), 2.33-2.15 (m, 1H), 2.06-1.97 (m, 1H), 1.67-1.42 (m, 8H), 1.29-1.25 (m, 1H), 0.97-0.82 (m, 16H). 105

538.20 ¹H NMR (400 MHz, DMSO-d₆) δ9.40 (s, 1H), 9.06(s, 1H), 7.66 (s, 1H), 7.39- 7.35 (m, 2H), 7.19-7.09 (m, 2H), 6.06 (s, 1H), 4.71 (t, J = 7.0 Hz, 1H), 4.22 (d, J = 7.0 Hz, 1H), 3.72-3.68 (m, 1H), 3.55-3.51 (m, 1H), 3.44-3.38 (m, 1H), 3.29-3.26 (m, 1H), 2.86-2.83 (m, 1H), 2.04-1.88 (m, 2H), 1.62-1.48 (m, 1H), 1.35-1.23 (m, 2H), 0.99-0.94 (m, 1H), 0.81 (d, J = 20.0 Hz, 6H). 106

558.30 ¹H NMR (400 MHz, DMSO-d₆) δ9.32 (s, 1H), 9.00(s, 1H), 8.36 (d, J = 1.5 Hz, 1H), 8.14-8.05 (m, 2H), 8.09-7.97 (m, 2H), 7.80-7.70 (m, 2H), 7.67-7.63 (m, 1H), 7.58 (s, 1H), 4.94-4.91 (m, 1H), 4.63 (s, 1H), 4.11 (d, J = 7.0 Hz, 1H), 3.96-3.91 (m, 1H), 3.62-3.58 (m, 1H), 3.29-3.23 (m, 1H), 2.94-2.88 (m, 1H), 2.43-2.36 (m, 1H), 1.90-1.82 (m, 1H), 1.68-1.60 (m, 1H), 1.44-1.35 (m, 1H), 1.27 (t, J = 7.0 Hz, 1H), 1.10-0.85 (m, 17H). 107

509.28 ¹H NMR (400 MHz, DMSO-d₆) δ9.33 (s, 1H), 9.01 (s, 1H), 7.59 (s, 1H), 8.87- 8.85 (m, 1H), 8.03-8.01 (m, 1H), 7.94- 7.90 (m, 1H), 7.64-7.60 (m, 1H), 4.46 (s, 1H), 4.29 (d, J = 7.0 Hz, 1H), 3.99 (t, J = 7.0 Hz, 1H), 3.86-3.82 (m, 1H), 3.54- 3.39 (m, 2H), 3.26-3.20 (m, 1H), 2.90- 2.86 (m, 1H), 2.05-2.02 (m, 1H), 1.82- 1.76 (m, 1H), 1.64-1.42 (m, 2H), 1.29- 1.25 (m, 1H), 0.97-0.87 (m, 17H). 108

544.27 ¹H NMR (400 MHz, DMSO-d₆) δ9.33 (s, 1H), 9.01 (s, 1H), 7.91-7.87 (m, 1H), 7.59 (s, 1H), 7.44-7.41 (m, 1H), 7.19- 7.14 (m, 1H), 5.02-4.91 (m, 1H), 4.45 (s, 1H), 4.26 (d, J = 7.0 Hz, 1H), 3.76- 3.72 (m, 1H), 3.50-3.44 (m, 2H), 3.23- 3.21 (m, 1H), 2.55-2.39 (m, 2H), 2.10- 2.03 (m, 1H), 1.76-1.60 (m, 2H), 1.29- 1.25 (m, 1H), 0.95-0.82 (m, 16H). 109

531.30 ¹H NMR (400 MHz, DMSO-d₆) δ9.53 (s, 1H), 9.11 (s, 1H), 7.69 (s, 1H), 4.78- 4.66 (m, 3H), 4.24 (d, J = 7.0 Hz, 1H), 3.77-3.73 (m, 1H), 3.62-3.58 (m, 1H), 3.41-3.37 (m, 2H), 3.23-3.21 (m, 1H), 3.06-3.04 (m, 1H), 2.88-2.81 (m, 2H), 2.13-2.08 (m, 1H), 1.99-1.92 (m, 1H), 1.62-1.49 (m, 2H), 1.53-1.43 (m, 3H), 1.40-1.35 (m, 1H), 1.31-1.17 (m, 2H), 1.22-1.09 (m, 1H), 0.97-0.88 (m, 16H). 110

600.40 ¹H NMR (400 MHz, DMSO-d₆) δ9.33 (s, 1H), 9.01 (s, 1H), 7.59 (s, 1H), 5.01 (t, J = 7.0 Hz, 1H), 4.44 (s, 1H), 4.19 (d, J = 6.9 Hz, 1H), 4.07 (d, J = 12.5 Hz, 1H), 3.88 (d, J = 12.5 Hz, 1H), 3.63- 3.59 (m, 1H), 3.39-3.28 (m, 2H), 3.25- 3.11 (m, 2H), 2.64-2.62 (m, 1H), 2.08- 2.07 (m, 1H), 1.98-1.68 (m, 4H), 1.58- 1.11 (m, 8H), 1.02-0.85 (m, 23H), 0.80 (s, 3H). 111

600.22 ¹H NMR (400 MHz, DMSO-d₆) δ8.99 (d, J = 8.7 Hz, 1H), 7.90-7.88 (m, 1H), 7.81-7.77 (m, 1H), 7.76 (d, J = 9.2 Hz, 1H), 7.63 (s, 1H), 7.61 (d, J = 1.5 Hz, 1H), 7.50-7.46 (m, 1H), 7.34-7.30 (m, 1H), 4.92-4.83 (m, 1H), 4.27 (d, J = 7.0 Hz, 1H), 4.02-3.98 (m, 1H), 3.90 (s, 1H), 3.80-3.76 (m, 1H), 3.45-3.41 (m, 1H), 3.30-3.24 (m, 1H), 2.58-2.40 (m, 2H), 2.20-2.06 (m, 1H), 1.92-1.87 (m, 1H), 1.57-1.47 (m, 1H), 1.29-1.25 (m, 1H), 0.97-0.84 (m, 17H). 112

564.22 ¹H NMR (400 MHz, DMSO-d₆) δ9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 7.63 (s, 1H), 7.37 (d, J = 1.4 Hz, 1H), 6.92 (d, J = 1.6 Hz, 1H), 5.04 (t, J = 7.0 Hz, 1H), 4.17-4.02 (m, 3H), 3.59-3.55 (m, 1H), 3.44-3.41 (m, 1H), 3.26-3.20 (m, 1H), 2.60-2.57 (m, 1H), 2.21 (s, 3H), 2.11-2.06 (m, 1H), 1.93- 1.86 (m, 1H), 1.61-1.47 (m, 2H), 1.27 (t, J = 7.0 Hz, 1H), 1.02-0.85 (m, 16H). 113

568.20 ¹H NMR (400 MHz, DMSO-d₆) δ9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 7.63 (s, 1H), 7.12-7.09 (m, 1H), 6.30 (t, J = 7.8 Hz, 1H), 4.50 (t, J = 7.0 Hz, 1H), 4.30 (d, J = 7.0 Hz, 1H), 3.77- 3.73 (m, 1H), 3.55-3.29 (m, 3H), 3.27 (s, 1H), 2.37-2.33 (m, 1H), 2.24-2.07 (m, 2H), 1.98-1.81 (m, 2H), 1.29-1.25 (m, 1H), 0.99-0.87 (m, 16H). 114

583.17 ¹H NMR (400 MHz, DMSO-d₆) δ9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 7.66 (d, J = 7.5 Hz, 1H), 7.63 (s, 1H), 7.44 (d, J = 7.5 Hz, 1H), 5.05 (t, J = 7.0 Hz, 1H), 4.18-4.00 (m, 3H), 3.59-3.54 (m, J = 9.6, 7.0 Hz, 1H), 3.44- 3.40 (m, 1H), 3.27-3.21 (m, 1H), 2.60- 2.53 (m, 1H), 2.18-2.13 (m, 1H), 1.93- 1.85 (m, 1H), 1.62-1.47 (m, 2H), 1.29- 1.25 (m, 1H), 1.02-0.85 (m, 16H). 115

648.37 ¹H NMR (400 MHz, DMSO-d₆) δ9.33 (s, 1H), 9.01 (s, 1H), 7.59 (s, 1H), 4.48- 4.38 (m, 2H), 4.27 (d, J = 7.0 Hz, 1H), 3.93-3.88 (m, 1H), 3.74-3.70 (m, 1H), 3.57 (s, 2H), 3.42-3.40 (m, 1H), 3.18- 3.16 (m, 1H), 2.98-2.94 (m, 1H), 2.66- 2.50 (m, 2H), 2.53-2.39 (m, 2H), 2.04- 2.00 (m, 1H), 1.86-1.30 (m, 8H), 1.42 (s, 9H), 1.31-1.11 (m, 3H), 0.97- 0.85(m, 16H). 116

503.25 ¹H NMR (400 MHz, DMSO-d₆) δ9.36 (s, 1H), 9.04 (s, 1H), 7.62 (s, 1H), 4.68 (t, J = 7.0 Hz, 1H), 4.49 (s, 1H), 4.37 (t, J = 7.0 Hz, 1H), 3.60-356 (m, 1H), 3.50- 3.44 (m, 1H), 3.31-3.23 (m, 2H), 2.94- 2.90 (m, 1H), 2.80-2.73 (m, 1H), 2.47- 2.39 (m, 1H), 2.28 (s, 6H), 2.25-2.17 (m, 1H), 2.11-2.02 (m, 1H), 1.87-1.81 (m, 1H), 1.72-1.58 (m, 2H), 0.93 (s, 9H). 117

606.27 ¹H NMR (400 MHz, DMSO-d₆) δ9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 7.63 (s, 1H), 7.48 (d, J = 7.5 Hz, 1H), 7.08 (d, J = 7.5 Hz, 1H), 5.18- 5.09 (m, 1H), 4.15-4.08 (m, 2H), 3.93- 3.89 (m, 1H), 3.61-3.57 (m, 1H), 3.47- 3.41 (m, 1H), 3.27-3.21 (m, 1H), 2.63- 2.54 (m, 2H), 2.23-2.14 (m, 1H), 1.73- 1.53 (m, 2H), 1.36 (s, 9H), 1.29-1.25 (m, 1H), 0.95-0.84 (m, 16H). 118

564.22 ¹H NMR (400 MHz, DMSO-d₆) δ9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 7.63 (s, 1H), 7.45 (d, J = 7.5 Hz, 1H), 6.88 (d, J = 7.5 Hz, 1H), 5.04 (t, J = 7.0 Hz, 1H), 4.15 (s, 1H), 4.13-4.02 (m, 2H), 3.59-3.54 (m, 1H), 3.44-3.40 (m, 1H), 3.26-3.20 (m, 1H), 2.62-2.55 (m, 1H), 2.42 (s, 3H), 2.13-2.04 (m, 1H), 1.93-1.88 (m, 1H), 1.58-1.50 (m, 2H), 1.29-1.25 (m, 1H), 1.02-0.85 (m, 16H). 119

558.30 ¹H NMR (400 MHz, DMSO-d₆) δ9.32 (s, 1H), 9.00(s, 1H), 8.74 (dd, J = 7.5, 1.3 Hz, 1H), 8.03 (dt, J = 7.0, 1.3 Hz, 2H), 7.94-7.77 (m, 2H), 7.70-3.66 (m, 1H), 7.60-7.56 (m, 2H), 5.13-5.10 (m, 1H), 4.46 (s, 1H), 4.33-4.31 (m, 1H), 3.76-3.72 (m, 1H), 3.54-3.43 (m, 2H), 3.28-3.20 (m, 1H), 2.52-2.47 (m, 1H), 2.36-2.28 (m, 1H), 2.13-2.05 (m, 1H), 1.79-1.60 (m, 2H), 1.27 (t, J = 7.0 Hz, 1H), 0.97-0.83 (m, 16H). 120

548.32 ¹H NMR (400 MHz, DMSO-d₆) δ9.32 (s, 1H), 9.00(s, 1H), 7.74-7.70 (m, 1H), 7.58 (s, 1H), 7.56-7.74 (m, 1H), 7.32- 7.28 (m, 1H), 4.58 (t, J = 7.0 Hz, 1H), 4.42 (s, 1H), 4.26 (d, J = 7.0 Hz, 1H), 3.80-3.77(m, 1H), 3.38-3.24 (m, 2H), 3.00-2.74 (m, 6H), 2.13-2.00 (m, 2H), 1.99-1.84 (m, 2H), 1.54-1.49 (m, 1H), 1.34-1.23 (m, 2H), 0.97-0.82 (m, 16H). 121

584.28 ¹H NMR (400 MHz, DMSO-d₆) δ9.01 (s, 1H), 7.74-7.67 (m, 2H), 7.61 (s, 1H), 7.36-7.29 (m, 2H), 7.20 (s, 1H), 5.06 (t, J = 7.0 Hz, 1H), 4.12-3.99 (m, 3H), 3.57-3.53 (m, 1H), 3.42-3.39 (m, 1H), 3.23-3.20 (m, 1H), 2.56-2.53 (m, 1H), 2.30-2.26 (m, 1H), 2.15-2.07 (m, 1H), 1.81-1.73 (m, 1H), 1.53 (m, 2H), 1.27 (t, J = 7.0 Hz, 1H), 1.13-1.08 (m, 2H), 0.93-0.82 (m, 20H). 122

551.20 ¹H NMR (400 MHz, DMSO-d₆) δ9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 8.06 (d, J = 7.5 Hz, 1H), 7.63 (s, 1H), 7.26 (d, J = 7.5 Hz, 1H), 5.03 (t, J = 6.9 Hz, 1H), 4.17 (s, 1H), 4.14-4.01 (m, 2H), 3.57-3.53 (m, 1H), 3.45-3.40 (m, 1H), 3.26-3.20 (m, 1H), 2.62-2.58 (m, 1H), 2.09-2.03 (m, 1H), 1.90-1.82 (m, 1H), 1.61-1.47 (m, 2H), 1.27 (t, J = 7.0 Hz, 1H), 1.02-0.85 (m, 16H). 123

553.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.01 (s, 1H), 7.92 (s, 1H), 7.63 (s, 1H), 6.06 (s, 1H), 5.07 (t, J = 7.0 Hz, 1H), 4.83- 4.73 (m, 2H), 3.89 (d, J = 7.0 Hz, 1H), 3.78-3.73 (m, 1H), 3.48-3.32 (m, 2H), 3.26-3.22 (m, 1H), 2.65-2.29 (m, 5H), 2.13-2.08 (m, 1H), 1.62-1.48 (m, 2H), 1.53-1.43 (m, 2H), 1.27 (t, J = 7.0 Hz, 1H), 0.97-0.78 (m, 16H). 124

517.29 ¹H NMR (400 MHz, DMSO-d₆) δ 9.01 (s, 1H), 7.92 (s, 1H), 7.73 (s, 1H), 7.63 (s, 1H), 4.74 (d, J = 7.0 Hz, 1H), 4.61- 4.50 (m, 2H), 4.23-4.19 (m, 1H), 3.71- 3.67 (m, 1H), 3.51-3.33 (m, 2H), 3.26- 3.22 (m, 1H), 2.70-2.68 (m, 1H), 2.25- 2.06 (m, 2H), 2.09-1.95 (m, 2H), 1.94- 1.83 (m, 2H), 1.87-1.73 (m, 2H), 1.71-1.52 (m, 4H), 1.27 (t, J = 7.0 Hz, 1H), 0.97-0.75 (m, 16H). 125

613.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.01 (s, 1H), 7.92 (s, 1H), 7.27 (s, 1H), 5.10 (t, J = 7.0 Hz, 1H), 4.24-4.11 (m, 2H), 3.76-3.74 (m, 1H), 3.65-3.41 (m, 4H), 2.79-2.76 (m, 1H), 2.40-2.30 (m, 1H), 2.26-1.99 (m, 3H), 1.93-1.63 (m, 5H), 1.58-1.49 (m, 1H), 1.27 (t, J = 7.0 Hz, 1H), 0.93-0.72 (d, J = 2.9 Hz, 16H). 126

517.29 ¹H NMR (400 MHz, DMSO-d₆) δ7.90 (s, 1H), 7.55 (s, 1H), 7.14 (s, 1H), 6.06 (s, 1H), 4.47 (t, J = 7.0 Hz, 1H), 4.26 (d, J = 7.0 Hz, 1H), 3.70-3.66 (m, 1H), 3.54- 3.40 (m, 3H), 3.27-3.23 (m, 1H), 3.09- 3.06 (m, 1H), 2.06-2.01 (m, 1H), 1.81- 1.78 (m, 1H), 1.62-1.57 (m, 2H), 1.27 (t, J = 7.0 Hz, 1H), 1.21 (s, 3H), 0.99-0.96 (m, 1H), 0.93 (s, 9H), 0.77-0.54 (m, 10H). 127

580.22 ¹H NMR (400 MHz, DMSO-d₆) δ9.02 (d, J = 8.7 Hz, 1H), 8.15 (d, J = 8.9 Hz, 1H), 7.63 (s, 1H), 7.62 (d, J = 7.5 Hz, 1H), 6.42 (d, J = 7.5 Hz, 1H), 4.89 (t, J = 7.0 Hz, 1H), 4.14-4.00 (m, 3H), 3.80 (s, 3H), 3.61-3.42 (m, 2H), 3.25-3.21 (m, 1H), 2.57-2.53 (m, 1H), 2.28-2.17 (m, 1H), 2.12-2.07 (m, 1H), 1.81-1.75 (m, 1H), 1.69-1.55 (m, 1H), 1.27 (t, J = 7.0 Hz, 1H), 0.93-0.84 (m, 16H). 128

464.29 ¹H NMR (400 MHz, DMSO-d₆) δ 10.32 (s, 1H), 8.57 (s, 1H), 7.62 (s, 1H), 6.71 (s, 1H), 4.94 (t, J = 6.9 Hz, 1H), 4.65 (s, 1H), 4.32 (t, J = 7.0 Hz, 1H), 3.75-3.71 (m, 1H), 3.60-3.56 (m, 1H), 3.45-3.41 (m, 1H), 3.25-3.05 (m, 2H), 2.97-2.91 (m, 1H), 2.66 (s, 3H), 2.38-2.35 (m, 1H), 2.25 (s, 6H), 2.19-2.01 (m, 2H), 1.69-1.58 (m, 2H), 1.50-1.40 (m, 1H), 0.93 (s, 9H). 129

465.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.14 (s, 1H), 7.62 (s, 1H), 6.84 (s, 1H), 4.65 (t, J = 7.0 Hz, 1H), 4.58 (s, 1H), 4.27 (t, J = 7.0 Hz, 1H), 3.73-3.70 (m, 1H), 3.63 (s, 3H), 3.59-3.55 (m, 1H), 3.45-3.39 (m, 1H), 3.22-3.17 (m, 1H), 3.06-2.87 (m, 2H), 2.26 (s, 6H), 2.32-2.10 (m, 2H), 2.02-1.97 (m, 1H), 1.80-1.74 (m, 1H), 1.63-1.42 (m, 2H), 0.93 (s, 9H). 130

574.26 ¹H NMR (400 MHz, DMSO-d₆) δ 9.69 (s, 1H), 8.39 (s, 1H), 7.74-7.70 (m, 1H), 7.58-7.53 (m, 1H), 7.14-7.03 (m, 2H), 6.06 (s, 1H), 4.87 (t, J = 7.0 Hz, 1H), 4.15 (d, J = 6.9 Hz, 1H), 4.03- 3.89 (m, 5H), 3.59-3.53 (m, 1H), 3.46- 3.39 (m, 1H), 3.20-3.05 (m, 2H), 2.31-2.19 (m, 1H), 2.07-1.94 (m, 1H), 1.64-1.54 (m, 1H), 1.46-1.39 (m, 1H), 1.27 (t, J = 7.0 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.94 (s, 3H), 0.87 (d, J = 17.5 Hz, 12H). 131

508.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.60 (s, 1H), 6.06 (s, 1H), 5.89-5.79 (m, 1H), 5.23-5.15 (m, 1H), 5.10 (s, 1H), 4.99-4.89 (m, 1H), 4.63 (t, J = 6.9 Hz, 1H), 4.23 (d, J = 7.0 Hz, 1H), 4.04- 3.98 (m, 1H), 3.74-3.65 (m, 2H), 3.48- 3.33 (m, 2H), 3.38-3.29 (m, 2H), 3.21-3.14 (m, 1H), 2.51-2.32 (m, 2H), 1.98-1.73 (m, 2H), 1.42-1.23 (m, 2H), 0.97 (q, J = 7.0 Hz, 1H), 0.91 (s, 3H), 0.89 (s, 10H), 0.86 (s, 3H). 132

507.23 ¹H NMR (400 MHz, DMSO-d₆) δ 9.33 (s, 1H), 6.06 (s, 1H), 5.17-4.99 (m, 3H), 4.21-4.14 (m, 2H), 3.78-3.72 (m, 1H), 3.62-3.40 (m, 3H), 3.37- 3.30 (m, 1H), 2.50-2.42 (m, 1H), 2.28- 2.02 (m, 2H), 1.64-1.52 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 2H), 0.91 (d, J = 8.4 Hz, 10H), 0.87 (s, 4H). 133

600.23 ¹H NMR (400 MHz, DMSO-d₆) δ 9.42 (s, 1H), 9.05 (s, 1H), 7.69 (s, 1H), 4.98 (s, 1H), 4.52 (s, 1H), 4.15 (s, 1H), 3.92 (s, 1H), 3.68 (d, J = 11.3 Hz, 1H), 3.09 (d, J = 37.8 Hz, 2H), 2.40 (s, 1H), 2.13 (dd, J = 28.7, 14.0 Hz, 2H), 1.73 (d, J = 16.3 Hz, 2H), 1.57 (s, 1H), 1.28 (d, J = 35.8 Hz, 1H), 1.02 (s, 3H), 0.98 (s, 9H), 0.82 (s, 3H). 134

670.39 ¹H NMR (400 MHz, DMSO-d₆) δ 11.03 (s, 1H), 8.39 (s, 1H), 7.62 (s, 1H), 7.18 (d, J = 0.9 Hz, 2H), 4.89 (t, J = 7.0 Hz, 1H), 4.14 (s, 1H), 4.15-4.06 (m, 2H), 4.11-3.98 (m, 2H), 3.54-3.50 (m, 1H), 3.45-3.39 (m, 1H), 3.28-3.23 (m, 1H), 2.95-2.83 (m, 1H), 2.65-2.53 (m, 1H), 2.16-2.05 (m, 2H), 1.75-1.71 (m, 1H), 1.43-1.39 (m, 1H), 1.19-1.16 (m, 19H), 0.93-0.85 (m, 16H). 135

604.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.76 (s, 1H), 8.39 (s, 1H), 7.17 (s, 1H), 6.06 (s, 1H), 5.14-5.06 (m, 1H), 4.22 (d, J = 7.0 Hz, 1H), 4.02-3.96 (m, 1H), 3.88 (s, 1H), 3.79-3.76 (m, 1H), 3.48-3.41 (m, 1H), 3.28-3.21 (m, 1H), 3.11- 2.91 (m, 2H), 2.67-2.50 (m, 2H), 2.54- 2.43 (m, 2H), 2.28-2.19 (m, 1H), 2.03-1.89 (m, 2H), 1.81-1.53 (m, 4H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.96 (s, 4H), 0.89 (s, 9H), 0.83 (s, 3H). 136

470.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.69 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 5.06- 5.02 (m, 1H), 4.59 (d, J = 7.0 Hz, 1H), 4.35 (s, 1H), 3.78-3.73 (m, 1H), 3.61- 3.55 (m, 1H), 3.45-3.38 (m, 1H), 3.29- 3.15 (m, 2H), 3.09-3.04 (m, 1H), 2.95-2.90 (m, 1H), 2.48-2.40 (m, 1H), 2.06-1.87 (m, 2H), 1.59-1.38 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.93 (s, 8H), 0.82 (d, J = 19.9 Hz, 5H). 137

588.28 ¹H NMR (400 MHz, DMSO-d₆) δ 9.63 (s, 1H), 7.78-7.72 (m, 2H), 7.09-7.03 (m, 2H), 6.06 (s, 1H), 5.18 (t, J = 7.0 Hz, 1H), 4.25 (d, J = 7.0 Hz, 1H), 3.96 (s, 1H), 3.89-3.84 (m, 1H), 3.79 (s, 3H), 3.50-3.41 (m, 2H), 3.25-3.18 (m, 1H), 2.69 (s, 4H), 2.44-2.37 (m, 1H), 2.20-2.11 (m, 1H), 1.75-1.53 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.96 (s, 3H), 0.83 (d, J = 19.3 Hz, 11H). 138

528.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.71 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 5.04- 5.00 (m, 1H), 4.55 (d, J = 7.0 Hz, 1H), 4.40 (s, 1H), 3.72-3.67 (m, 1H), 3.51- 3.40 (m, 2H), 3.29-3.22 (m, 1H), 2.80- 2.59 (m, 2H), 2.58-2.23 (m, 4H), 2.14-2.05 (m, 1H), 1.70-1.52 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.93 (s, 8H), 0.75 (d, J = 19.9 Hz, 5H). 139

550.21 ¹H NMR (400 MHz, DMSOd₆) δ9.69 (s, 1H), 8.39 (s, 1H), 8.06 (d, J = 1.6 Hz, 1H), 7.58 (d, J = 7.4 Hz, 1H), 7.24- 7.20 (m, 1H), 6.06 (s, 1H), 5.05-5.01 (m, 1H), 4.23 (d, J = 7.0 Hz, 1H), 3.82- 3.77 (m, 2H), 3.60-3.54 (m, 1H), 3.45-3.39 (m, 1H), 3.21-3.14 (m, 1H), 2.61-2.53 (m, 1H), 1.92-1.79 (m, 2H), 1.62-1.41 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.98 (t, J = 7.0 Hz, 1H), 0.94 (s, 3H), 0.89 (s, 3H), 0.83 (s, 8H). 140

540.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.67 (s, 1H), 8.47 (s, 1H), 6.85-6.83 (m, 1H), 6.06 (s, 1H), 5.12-5.07 (m, 1H), 4.64 (d, J = 7.0 Hz, 1H), 4.14 (s, 1H), 3.64-3.59 (m, 1H), 3.45-3.38 (m, 1H), 3.36-3.18 (m, 2H), 2.66-2.53 (m, 2H), 2.07-1.93 (m, 4H), 1.63- 1.45 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.93 (s, 8H), 0.80 (s, 3H), 0.75 (s, 3H). 141

516.21 ¹H NMR (400 MHz, DMSO-d₆) δ 9.03 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 4.40 (d, J = 7.0 Hz, 1H), 4.28-4.21 (m, 1H), 4.02 (s, 1H), 3.94-3.89 (m , 1H), 3.52- 3.45 (m, 1H), 3.26-3.15 (m, 2H), 2.86-2.78 (m, 1H), 2.62-2.54 (m, 1H), 2.10-2.01 (m, 1H), 1.96-1.82 (m, 1H), 1.78-1.68 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 1.02-0.89 (m, 14H), 0.87 (s, 3H). 142

614.33 ¹H NMR (400 MHz, DMSO-d₆) δ 10.33 (s, 1H), 8.39 (s, 1H), 7.62(s, 1H), 4.61 (t, J = 7.0 Hz, 1H), 4.39-4.35 (m, 1H), 4.24 (d, J = 7.0 Hz, 1H), 4.06 (s, 1H), 3.52-3.36 (m, 2H), 3.19-3.13 (m, 1H), 2.90-2.84 (m, 1H), 2.63 (s, 3H), 2.62- 2.54 (m, 1H), 2.45 (s, 3H), 2.23 (s, 3H), 2.15 (s, 6H), 2.04-2.00 (m, 1H), 1.85- 1.80 (m, 1H), 1.77-1.63 (m, 1H), 1.27 (t, J = 7.0 Hz, 1H), 0.93-0.76 (m, 16H). 143

588.28 ¹H NMR (400 MHz, DMSO-d₆) δ 9.63 (s, 1H), 8.39 (s, 1H), 7.89-7.85 (m, 1H), 7.67-7.62 (m, 1H), 7.32-7.24 (m, 2H), 6.06 (s, 1H), 5.06 (t, J = 7.0 Hz, 1H), 4.58-4.48 (m, 1H), 4.17-4.00 (m, 4H), 3.57-3.37 (m, 2H), 3.26- 3.20 (m, 1H), 2.57-2.50 (m, 1H), 2.41- 2.32 (m, 1H), 2.10-2.01 (m, 1H), 1.64-1.50 (m, 2H), 1.38-1.23 (m, 4H), 0.97 (q, J = 7.0 Hz, 1H), 0.96 (s, 3H), 0.84 (d, J = 1.4 Hz, 12H). 144

580.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.67 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 5.11- 4.95 (m, 2H), 4.57 (s, 1H), 4.34-4.23 (m, 1H), 4.10 (d, J = 7.0 Hz, 1H), 3.91- 3.86 (m, 1H), 3.57-3.40 (m, 2H), 3.22-3.15 (m, 1H), 2.44-2.37 (m, 1H), 2.19-2.09 (m, 1H), 2.07-1.97 (m, 1H), 1.76-1.68 (m, 1H), 1.65- 1.51 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 0.95 (d, J = 12.5 Hz, 12H), 0.70 (s, 3H). 145

634.24 ¹H NMR (400 MHz, DMSO-d₆) δ 9.68 (s, 1H), 8.83 (s, 1H), 7.91 (t, J = 2.0 Hz, 1H), 7.83-7.79 (m, 1H), 7.71-7.67 (m, 1H), 7.42 (t, J = 7.4 Hz, 1H), 6.06 (s, 1H), 4.81-4.77 (m, 1H), 4.51 (s, 1H), 4.16 (d, J = 7.0 Hz, 1H), 3.89- 3.83 (m, 1H), 3.59-3.40 (m, 2H), 3.29- 3.22 (m, 1H), 2.78-2.71 (m, 1H), 2.46-2.40 (m, 1H), 2.20-2.11 (m, 1H), 1.75-1.56 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.94 (d, J = 9.8 Hz, 14H), 0.73 (s, 3H). 146

650.23 ¹H NMR (400 MHz, DMSO-d₆) δ 8.23 (s, 1H), 6.06 (s, 1H), 4.65 (s, 1H), 4.55- 4.52 (m, 1H), 4.36 (d, J = 7.0 Hz, 1H), 3.88-3.82 (m, 1H), 3.57-3.42 (m, 2H), 3.27-3.20 (m, 1H), 2.69-2.61 (m, 1H), 2.05-1.96 (m, 1H), 1.79- 1.53 (m, 3H), 1.27 (t, J = 6.9 Hz, 1H), 0.94 (d, J = 11.8 Hz, 13H), 0.87 (s, 3H). 147

634.24 ¹H NMR (400 MHz, DMSO-d₆) δ 9.02 (s, 1H), 8.83 (s, 1H), 7.98-7.90 (m, 2H), 7.80-7.72 (m, 2H), 6.06 (s, 1H), 5.02 (t, J = 7.0 Hz, 1H), 4.55 (s, 1H), 4.15-4.06 (m, 2H), 3.66-3.61 (m, 1H), 3.40-3.32 (m, 1H), 3.21-3.15 (m, 1H), 2.51-2.43 (m, 1H), 1.98- 1.88 (m, 1H), 1.39-1.18 (m, 3H), 0.95 (d, J = 13.5 Hz, 14H), 0.86 (s, 3H). 148

632.23 ¹H NMR (400 MHz, DMSO-d₆) δ 9.41 (s, 1H), 8.39 (s, 1H), 7.91-7.87 (m, 1H), 7.49-7.45 (m, 1H), 7.21-7.16 (m, 1H), 6.06 (s, 1H), 4.95 (t, J = 7.0 Hz, 1H), 4.17 (s, 1H), 4.13-3.99 (m, 2H), 3.62-3.57 (m, 1H), 3.47-3.41 (m, 1H), 3.26-3.18 (m, 1H), 2.61-2.53 (m, 1H), 2.49 (s, 3H), 2.20-1.99 (m, 2H), 1.75-1.69 (m, 1H), 1.61-1.51 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 0.95 (d, J = 12.3 Hz, 12H), 0.85 (s, 3H). 149

596.26 ¹H NMR (400 MHz, DMSO-d₆) δ 9.51 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 4.54 (s, 1H), 4.36 (t, J = 7.0 Hz, 1H), 4.21 (d, J = 7.0 Hz, 1H), 4.16-4.03 (m, 1H), 3.90-3.84 (m, 1H), 3.55-3.49 (m, 1H), 3.44-3.37 (m, 1H), 3.30-3.23 (m, 1H), 3.09-3.03 (m, 1H), 2.98- 2.92 (m, 1H), 2.63-2.53 (m, 1H), 2.17- 2.09 (m, 1H), 2.03-1.94 (m, 1H), 1.77-1.63 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.95 (d, J = 16.4 Hz, 12H), 0.84 (s, 3H). 150

608.28 ¹H NMR (400 MHz, DMSO-d₆) δ 9.69 (s, 1H), 8.63 (t, J = 1.6 Hz, 1H), 8.17- 8.13 (m, 1H), 8.11-7.95 (m, 3H), 7.65- 7.58 (m, 2H), 6.06 (s, 1H), 5.19-5.10 (m, 1H), 4.24 (d, J = 7.0 Hz, 1H), 3.98 (s, 1H), 3.93-3.88 (m, 1H), 3.53-3.39 (m, 2H), 3.26-3.19 (m, 1H), 2.72 (s, 3H), 2.48-2.41 (m, 2H), 2.15-2.02 (m, 1H), 1.76-1.62 (m, 1H), 1.65- 1.51 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.95 (s, 3H), 0.86 (s, 8H), 0.80 (s, 3H). 151

540.27 ¹H NMR (400 MHz, DMSO-d₆) δ9.65 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 4.51- 4.39 (m, 2H), 4.27 (d, J = 6.8 Hz, 1H), 3.52-3.40 (m, 2H), 3.38-3.31 (m, 1H), 3.19-3.14 (m, 1H), 3.02-2.93 (m, 1H), 2.39-2.31 (m, 1H), 2.11-1.97 (m, 1H), 1.65-1.56 (m, 1H), 1.49- 1.38 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 1.08-0.74 (m, 19H). 152

586.30 ¹H NMR (400 MHz, DMSO-d₆) δ 9.68 (s, 1H), 8.39 (s, 1H), 7.09 (d, J = 1.5 Hz, 2H), 6.06 (s, 1H), 5.01 (t, J = 6.9 Hz, 1H), 4.15 (d, J = 7.0 Hz, 1H), 4.03 (s, 1H), 3.80-3.75 (m, 1H), 3.58-3.53 (m, 1H), 3.46-3.29 (m, 1H), 3.27- 3.21 (m, 1H), 2.62-2.42 (m, 8H), 2.27 (t, J = 1.0 Hz, 3H), 2.08-1.99 (m, 1H), 1.64-1.51 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.96 (s, 3H), 0.85 (d, J = 11.1 Hz, 11H). 153

602.29 ¹H NMR (400 MHz, DMSO-d₆) δ 9.67 (s, 1H), 7.77-7.70 (m, 2H), 7.09-7.03 (m, 2H), 5.43-5.33 (m, 1H), 4.85 (d, J = 7.0 Hz, 1H), 4.42 (t, J = 6.9 Hz, 1H), 3.82-3.68 (m, 4H), 3.51-3.36 (m, 2H), 3.28-3.21 (m, 1H), 2.70-2.56 (m, 2H), 2.12-1.96 (m, 2H), 1.70- 1.54 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 1.08-0.92 (m, 7H), 0.87 (s, 3H), 0.77 (s, 8H). 154

600.27 ¹H NMR (400 MHz, DMSO-d₆) δ 9.84 (s, 1H), 8.39 (s, 1H), 7.52-7.45 (m, 4H), 6.06 (s, 1H), 4.78-4.74 (m, 1H), 4.44 (s, 1H), 4.12 (d, J = 7.0 Hz, 1H), 3.81-3.75 (m, 1H), 3.60-3.42 (m, 2H), 3.29-3.23 (m, 1H), 2.91-2.84 (m, 1H), 2.35-2.28 (m, 1H), 2.19- 2.09 (m, 1H), 1.74-1.59 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.95 (d, J = 13.9 Hz, 12H), 0.76 (s, 3H). 155

598.18 ¹H NMR (400 MHz, DMSO-d₆) δ 9.66 (s, 1H), 7.30 (d, J = 7.4 Hz, 1H), 7.09 (d, J = 7.4 Hz, 1H), 6.06 (s, 1H), 5.08 (t, J = 6.9 Hz, 1H), 4.16 (d, J = 6.8 Hz, 1H), 3.93-3.88 (m, 1H), 3.89 (s, 1H), 3.49- 3.36 (m, 2H), 3.29-3.22 (m, 1H), 2.87 (s, 3H), 2.59-2.38 (m, 2H), 2.29-2.20 (m, 1H), 1.65-1.51 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.95 (d, J = 7.0 Hz, 14H), 0.81 (s, 3H). 156

608.28 ¹H NMR (400 MHz, DMSO-d₆) δ 9.65 (s, 1H), 8.75-8.67 (m, 1H), 8.32-8.27 (m, 1H), 8.22-8.18 (m, 1H), 8.01- 7.94 (m, 2H), 7.55-7.50 (m, 1H), 7.43- 7.38 (m, 1H), 6.06 (s, 1H), 5.19 (t, J = 6.9 Hz, 1H), 4.18 (d, J = 7.0 Hz, 1H), 3.93 (s, 1H), 3.68-3.62 (m, 1H), 3.49- 3.43 (m, 1H), 3.37-3.18 (m, 2H), 2.79 (s, 3H), 2.83-2.70 (m, 1H), 2.54-2.47 (m, 1H), 2.21-2.11 (m, 1H), 1.80- 1.70 (m, 1H), 1.67-1.57 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 1.02-0.86 (m, 12H), 0.77 (s, 3H). 157

594.32 ¹H NMR (400 MHz, DMSO-d₆) δ 9.68 (s, 1H), 8.47 (s, 1H), 7.50-7.45 (m, 1H), 6.74-6.70 (m, 1H), 6.63-6.53 (m, 2H), 6.46 (d, J = 15.0 Hz, 1H), 6.06 (s, 1H), 4.62 (t, J = 7.0 Hz, 1H), 4.45 (s, 1H), 4.27 (d, J = 7.0 Hz, 1H), 3.79 (s, 5H), 3.75-3.69 (m, 1H), 3.35-3.30 (m, 1H), 3.22-3.15 (m, 1H), 2.98- 2.75 (m, 2H), 2.09-2.01 (m, 1H), 1.95- 1.85 (m, 1H), 1.56-1.46 (m, 1H), 1.37-1.23 (m, 2H), 0.95 (d, J = 14.3 Hz, 12H), 0.81 (s, 3H). 158

594.24 ¹H NMR (400 MHz, DMSO-d₆) δ 9.70 (s, 1H), 8.47 (s, 1H), 7.44 (s, 1H), 6.06 (s, 1H), 5.08-5.04 (m, 1H), 4.70 (d, J = 7.0 Hz, 1H), 4.15 (s, 1H), 3.66-3.61 (m, 1H), 3.50-3.34 (m, 2H), 3.25- 3.18 (m, 1H), 2.77-2.66 (m, 1H), 2.47- 2.39 (m, 1H), 2.11-2.01 (m, 1H), 1.68-1.53 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 1.02-0.90 (m, 14H), 0.57 (s, 3H). 159

532.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.62 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 5.65- 5.45 (1, 1H), 4.53-4.43 (m, 2H), 4.29 (d, J = 7.0 Hz, 1H), 3.58-3.53 (m, 1H), 3.49-3.42 (m, 1H), 3.26-3.19 (m, 1H), 3.13-2.95 (m, 2H), 2.29-2.22 (m, 1H), 2.04-1.94 (m, 1H), 1.64- 1.50 (m, 1H), 1.44-1.37 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.93 (s, 8H), 0.89 (s, 3H), 0.84 (s, 3H). 160

520.26 ¹H NMR (400 MHz, DMSO-d₆) δ 9.65 (s, 1H), 8.47 (s, 1H), 6.06 (s, 1H), 4.74 (t, J = 6.9 Hz, 1H), 4.49 (s, 1H), 4.21 (d, J = 7.0 Hz, 1H), 3.77-3.71 (m, 1H), 3.64-3.59 (m, 1H), 3.41-3.34 (m, 1H), 3.21-3.14 (m, 1H), 3.02-2.93 (m, 1H), 2.18-2.11 (m, 1H), 1.98- 1.85 (m, 1H), 1.88 (s, 6H), 1.59-1.49 (m, 1H), 1.47-1.41 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 1.02-0.86 (m, 16H). 161

514.26 ¹H NMR (400 MHz, DMSO-d₆) δ 9.52 (s, 1H), 8.23 (s, 1H), 6.06 (s, 1H), 5.01 (t, J = 6.9 Hz, 1H), 4.29 (d, J = 6.8 Hz, 1H), 4.07 (s, 1H), 3.76-3.71 (m, 1H), 3.48-3.17 (m, 3H), 3.14-3.08 (m, 1H), 3.02-2.91 (m, 1H), 2.56-2.44 (m, 1H), 2.41-2.32 (m, 1H), 2.07- 1.98 (m, 1H), 1.65-1.48 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 1.02-0.82 (m, 14H). 162

680.15 ¹H NMR (400 MHz, DMSO-d₆) δ 9.64 (s, 1H), 8.39 (s, 1H), 7.30 (d, J = 7.4 Hz, 1H), 7.20 (d, J = 7.4 Hz, 1H), 5.10 (t, J = 7.0 Hz, 1H), 4.19-4.00 (m, 3H), 3.73- 3.66 (m, 1H), 3.60-3.41 (m, 2H), 2.87-2.79 (m, 1H), 2.20-2.07 (m, 1H), 1.91-1.85 (m, 1H), 1.68-1.49 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.93 (d, J = 19.5 Hz, 12H), 0.84 (s, 3H). 163

662.23 ¹H NMR (400 MHz, DMSO-d₆) δ 8.47 (s, 1H), 7.50 (s, 1H), 6.06 (s, 1H), 4.54- 4.46 (m, 1H), 4.30 (d, J = 6.8 Hz, 1H), 3.96 (s, 1H), 3.78-3.73 m, 1H), 3.53- 3.42 (m, 2H), 3.38-3.32 (m, 1H), 2.24- 2.05 (m, 4H), 1.98-1.85 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 1.02-0.85 (m, 16H). 164

626.18 ¹H NMR (400 MHz, DMSO-d₆) δ 9.56 (s, 1H), 8.39 (s, 1H), 7.30 (d, J = 7.6 Hz, 1H), 7.22 (d, J = 7.6 Hz, 1H), 5.11 (t, J = 7.0 Hz, 1H), 4.19-4.14 (m, 1H), 4.12 (s, 1H), 4.01 (d, J = 6.8 Hz, 1H), 3.69- 3.62 (m, 1H), 3.56-3.36 (m, 2H), 2.82- 2.74 (m, 1H), 2.30 (s, 3H), 2.26-2.13 (m, 1H), 1.81-1.77 (m, 1H), 1.64- 1.48 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.93 (d, J = 22.1 Hz, 13H), 0.83 (s, 3H), 165

524.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.61 (s, 1H), 5.10 (t, J = 6.9 Hz, 1H), 4.94 (s, 1H), 4.12 (s, 1H), 4.05 (d, J = 7.0 Hz, 1H), 3.82-3.77 (m, 1H), 3.70-3.63 (m, 1H), 3.55-3.36 (m, 2H), 2.91 (s, 3H), 2.85-2.77 (m, 1H), 2.30 (s, 3H), 2.05-1.96 (m, 1H), 1.81-1.75 (m, 1H), 1.63-1.39 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.89 (s, 9H), 0.89 (d, J = 19.9 Hz, 6H). 166

482.24 ¹H NMR (400 MHz, DMSO-d₆) δ 9.68 (s, 1H), 6.06 (s, 1H), 5.16 (s, 1H), 5.02 (t, J = 6.9 Hz, 1H), 4.08-3.96 (m, 3H), 3.54-3.48 (m, 1H), 3.46-3.39 (m, 1H), 3.24-3.18 (m, 1H), 2.91 (s, 3H), 2.55-2.47 (m, 1H), 2.13-1.93 (m, 2H), 1.60-1.41 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.89 (d, J = 19.9 Hz, 6H), 0.89 (s, 9H). 167

654.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.63 (s, 1H), 7.70-7.63 (m, 2H), 7.40-7.36 (m, 2H), 6.06 (s, 1H), 5.08 (t, J = 6.9 Hz, 1H), 4.44-4.38 (m, 1H), 4.35 (s, 1H), 4.24 (d, J = 7.0 Hz, 1H), 3.68-3.63 (m, 1H), 3.46-3.39 (m, 1H), 3.26-3.19 (m, 1H), 2.57-2.49 (m, 1H), 2.42 (t, J = 1.0 Hz, 3H), 2.08-1.99 (m, 1H), 1.94- 1.85 (m, 1H), 1.69-1.48 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.95 (d, J = 13.5 Hz, 12H), 0.85 (s, 3H). 168

598.18 ¹H NMR (400 MHz, DMSO-d₆) δ 9.63 (s, 1H), 8.39 (s, 1H), 7.29 (s, 1H), 6.06 (s, 1H), 4.64 (t, J = 7.0 Hz, 1H), 4.16 (d, J = 6.9 Hz, 1H), 4.09-4.04 (m, 1H), 3.78 (s, 1H), 3.72-3.66 (m, 1H), 3.44- 3.28 (m, 2H), 2.60-2.52 (m, 1H), 2.17 (s, 3H), 2.12-2.02 (m, 1H), 1.78-1.65 (m, 2H), 1.48-1.41 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 0.93 (d, J = 23.5 Hz, 12H), 0.85 (s, 3H). 169

578.24 ¹H NMR (400 MHz, DMSO-d₆) δ 9.66 (s, 1H), 8.39 (s, 1H), 7.12 (s, 1H), 6.06 (s, 1H), 5.14-5.06 (m, 1H), 4.22 (d, J = 7.0 Hz, 1H), 4.02-3.96 (m, 1H), 3.88 (s, 1H), 3.79-3.73 (m, 1H), 3.48-3.41 (m, 1H), 3.29-3.21 (m, 1H), 2.59- 2.43 (m, 2H), 2.48 (s, 3H), 2.24 (s, 3H), 2.28-2.19 (m, 1H), 1.72-1.53 (m, 2H), 1.27 (t, J = 6.9 Hz, 1H), 0.97 (q, J = 7.0 Hz, 1H), 0.96 (s, 3H), 0.89 (s, 8H), 0.83 (s, 3H). 170

578.24 ¹H NMR (400 MHz, DMSO-d₆) δ 9.67 (s, 1H), 8.39 (s, 1H), 7.48 (d, J = 7.6 Hz, 1H), 6.86-6.83 (m, 1H), 6.06 (s, 1H), 5.21 (t, J = 7.0 Hz, 1H), 4.24-4.15 (m, 2H), 3.90-3.76 (m, 2H), 3.60-3.55 (m, 1H), 3.49-3.42 (m, 1H), 3.26- 3.19 (m, 1H), 2.87-2.76 (m, 1H), 2.71- 2.59 (m, 1H), 2.08-1.91 (m, 2H), 1.87-1.81 (m, 1H), 1.67-1.57 (m, 1H), 1.34-1.23 (m, 4H), 0.95 (d, J = 26.8 Hz, 12H), 0.85 (s, 3H). 171

592.25 ¹H NMR (400 MHz, DMSO-d₆) δ 9.64 (s, 1H), 8.39 (s, 1H), 7.48 (d, J = 7.6 Hz, 1H), 6.89 (d, J = 7.4 Hz, 1H), 6.06 (s, 1H), 5.04 (t, J = 7.0 Hz, 1H), 4.15 (s, 1H), 4.13-4.02 (m, 2H), 3.59-3.54 (m, 1H), 3.46-3.39 (m, 1H), 3.27- 3.20 (m, 1H), 3.13-3.04 (m, 1H), 2.92- 2.84 (m, 1H), 2.62-2.55 (m, 1H), 2.15-2.02 (m, 3H), 1.92-1.70 (m, 2H), 1.59-1.49 (m, 1H), 1.27 (t, J = 6.9 Hz, 1H), 1.02-0.88 (m, 15H), 0.85 (s, 3H).

Example 2 Evaluation of the In Vitro Bioactivity A. Evaluation of the In Vitro Inhibitory Activity of Compounds Against COVID-19 Mpro (WT) & Mpro (P132H) 1. Objective

The objective of this study was to evaluate the activity of test compounds against SARS-CoV-2 WT and P132H mutant Mpro in the enzymatic assays.

2. Materials 2.1. Test and Reference Compounds

Test compounds were provided by the sponsor. Reference compound was provided by WuXi AppTec. Compounds were assayed at 10 concentrations, in duplicate for the IC₅₀ determination.

2.2. Enzymes and Substrate

The C-His6-tagged COVID-19 WT Mpro (NC_045512) and P132H mutant Mpro were cloned, expressed in E. coli and purified by WuXi. The substrate of Dabcyl-KTSAVLQISGFRKM-(Edans) was synthesized. The assay buffer contained 20 mM of Tris-HCl (pH 7.3), 100 mM of NaCl, 1 mM of EDTA, 5 mM of TCEP and 0.1% BSA. The final concentrations of the Mpro proteins and substrate were 25 nM and 25 μM, respectively, in the Mpro enzymatic assay.

3. Methods

3.1. 10 Doses: Compounds were diluted for 10 doses and added to an assay plate (384w format) using ECHO, in duplicate wells.

3.2. 25 μL of 30 nM of Mpro protein was added to an assay plate containing compounds using a Multidrop. The compounds and Mpro protein were pre-incubated at room temperature 30 min. Then 5 μL of 150 μM of substrate was added to an assay plate using a Multidrop. The final concentrations of Mpro and substrate were 25 nM and 25 μM respectively. For 100% inhibition control (HPE, hundred percent effect), no enzyme and compound was added. For no inhibition control (ZPE, zero percent effect), no compound was added. The final DMSO concentration was 1%. Each activity testing point had a relevant background control to normalize the fluorescence interference of compound.

3.3. After 60 min incubation at 30° C., the fluorescence signal (RFU) was detected using a microplate reader M2e (SpectraMax) at Ex/Em=340 nm/490 nm.

3.4. The inhibition activity was calculated using the formula below, IC₅₀ values is calculated using the Inhibition % data.

3.5. IC₅₀ values of compounds were calculated with the GraphPad Prism software using the nonlinear regression model of log(inhibitor) vs. response—Variable slope (four parameters).

B. Evaluation the In Vitro Antiviral Activity of Compounds Against SARS-CoV-2 in the Cell-Based Replicon Assay 1. Objective

To evaluate the in vitro antiviral activity of compounds against SARS-CoV-2 in the cell-based replicon assay.

2. Materials

2.1. Test Compounds and Reference Compound

Test compounds were provided by the sponsor. Reference compound remdesivir was provided by WuXi AppTec. Compounds were assayed at 8 concentrations (to be defined by sponsor), in duplicate wells. Remdesivir was assayed starting from 1 μM.

2.2. Cell Line

Huh7 cells were acquired from the JCRB cell bank, and maintained in the Dulbecco's Modified Eagle Medium supplemented with 10% FBS, 1% L-glutamine, 1% NEAA, and 1% penicillin-streptomycin.

2.3. Reagents and Instruments

The main reagent used in this assay was luminescent cell viability assay kit CellTiter Glo (Promega)

The main instrument used in this assay was Acumen Cellista (TTP LabTech).

3. Methods

The SARS-CoV-2 replicon RNA was generated by the mMACHINE T7 Ultra Kit. Huh7 cells were transfected with purified replicon RNAs and then seeded in plates containing serially diluted compounds, then cultured at 37° C. and 5% CO₂ for 1 day. The final volume of the cell culture was 60 μl per well, and the final concentrations of DMSO in the test plates were 0.5%.

Fluorescence intensity was determined using Acumen Cellista (TTP LabTech), and the antiviral activity of compounds was calculated based on the inhibition of expression of GFP. Cell viability was measured with CellTiter Glo following the manufacturer's manual.

EC₅₀ and CC₅₀ values was calculated using the GraphPad Prism software using the nonlinear regression model of log(inhibitor) vs. response—Variable slope (four parameters).

C. Evaluation of the In Vitro Inhibitory Activity of Test Compounds Against Human Coronavirus 229E 1. Objective

The objective of this study was to evaluate the antiviral activity of test compounds against human coronavirus (HCoV) 229E in the cytopathic effect (CPE) assay.

2. Materials

2.1. Test Compounds and Reference Compound

Test compounds were provided by the sponsor. Reference compound remdesivir was provided by WuXi AppTec. Compounds were assayed at 8 concentrations (to be defined by sponsor), in duplicate wells. Remdesivir was assayed starting from 1 μM and 100 μM for the EC50 and CC50 determinations, respectively.

2.2. Virus strain

HCoV 229E strain was obtained from the ATCC.

2.3. Cell Line

MRC5 cells were obtained from the ATCC, and maintained in the Minimum Essential Medium supplemented with 10% FBS, 1% L-glutamine, 1% NEAA and 1% penicillin-streptomycin. Minimum Essential Medium supplemented with 5% FBS, 1% L-glutamine, 1% NEAA and 1% penicillin-streptomycin was used as the assay medium.

2.4. Reagents and Instruments

The main reagent used in this assay was luminescent cell viability assay kit CellTiter Glo (Promega)

The main instrument used in this assay was Microplate Reader Synergy2 (BioTek).

3. Methods

Cells were seeded in 96 well plates, in 100 μl per well of assay medium, and cultured at 37° C. and 5% C02 overnight. Next day, test compound was diluted with assay medium and then added into the cells, 50 μl per well. Then 50 μl per well of assay medium diluted virus was added. The final volume of the cell culture was 200 μl per well. The resulting cell culture were incubated at 35° C. and 5% CO₂ for additional 3 days until virus infection in the virus control (cells infected with virus, without compound treatment) displays significant CPE. The CPE were measured by CellTiter Glo following the manufacturer's manual. The antiviral activity of compounds was calculated based on the protection of the virus-induced CPE at each concentration normalized by the virus control.

The cytotoxicity of compounds was assessed under the same conditions, but without virus infection, in parallel. Cell viability was measured with CellTiter Glo following the manufacturer's manual.

EC₅₀ and CC₅₀ values were calculated using the GraphPad Prism software using the nonlinear regression model of log(inhibitor) vs. response—Variable slope (four parameters).

The date of Evaluation of the in vitro bioactivity was summarized in Table 2.

TABLE 2 In vitro inhibitory activity of the test against SARS-CoV-2 wildtype, P132H mutant (Mpro), and human coronavirus 229E Mpro Mpro (P132H) Replicon 229E CPE No. IC₅₀ (nM) IC₅₀ (nM) EC₅₀ (nM) EC₅₀ (nM) 1 NA NA NA NA 2 NA NA NA NA 3 NA NA NA NA 4 NA NA NA NA 5 >30000 NA >30000 NA 6 17300 NA >30000 NA 7 NA NA NA NA 8 >30000 NA 3113 NA 9 NA NA NA NA 10 >30000 NA 22700 NA 11 10980 NA 25500 NA 12 39, 41 75 106, 119 849 13  66, 256 NA 1631, 1925 9815 14 >30000 NA >30000 NA 15 >30000 NA >30000 NA 16 60, 68 52 1293, 1881, 2042 16780 17 704 NA 2640 7956 18 702 1485 1265, 1408 850 19 3712 NA >30000 >30000 20 54 94 186, 232 2737 21 161 NA >30000 >30000 22 76 303 3000 19270 23 216 NA 1251 1703 24 143 NA 3609 23420 25 161 NA 2345 2471 26 410 NA 2561 5862 27 168 410 964 963 28 728 NA 2050 6123 29 405 NA >30000 >30000 30 714 NA 3564 1798 31 2754 NA 22190 >30000 32 82 283 3150 13090 33 17, 23 56, 65 700, 850, 17830, 18030 1260, 2340 34 35, 39 44 270, 300, 420 534 35 9.7, 16, 19 19, 32 110, 140, 4955 228, 260, 36 617 NA 2750 15570 37 2154 NA 4490 >30000 38 9825 NA >30000 >30000 39 421 NA 17570 >30000 40 56, 65, 74 73, 167 270, 320, 3121, 3257 360, 390 41 7883 NA >30000 >30000 42 121 NA 2480 NA 43 1228 NA 3210 NA 44 >30000 NA >30000 NA 45 385 NA 960 NA 46 7505 NA >30000 NA 47 53, 58 162 310, 350, 6188, 7319 520, 940 48 224 NA 21970 NA 49  83, 107 91 480, 580, 3875, 5781 940, 1090 50 60 NA 270 NA 51 9396 NA 9540 NA 52 172 411 410 NA 53 6.6, 8.8 9.7, 10  51, 100 265, 364 54 5.6, 19, 22 9.1 54, 58, 58 106, 127 55 1048 NA 6040 NA 56 163 NA 370 NA 57 57 NA 400 NA 58 143 342 4720 NA 59 68 233 16220 NA 60 6662 7234 >30000 NA 61 8110 >10000 2740 NA 62 60 108 1490 NA 63 37 86 730 NA 64 5 8 990 NA 65 310 592 18730 NA 66 8.8, 10 9.3, 13 46, 96 1080, 1401 67 >10000 >10000 >30000 NA 68 151 116 1920 NA 69 1162 1312 10320 NA 70 42 121 1790 4993 71 23, 25 16, 28 24, 50 302, 321 72 10, 21 16, 33 24, 64 718, 890 73 38 41 140 1316 74 57 140 490 11490 75 8.1 13, 28 6.9, 13   92, 118 76 27, 35 37, 88 380, 480 6317, 7553 77 289 441 4120 21140 78 39 45 1860 12590 79 6.1 11, 23  81, 140 256, 266 80 6.2, 12  12, 22, 23 6.5, 13   92, 116 81 397 312 1990 6856 82 5.7 8.3, 24 18, 55 449, 515 83 16, 20 27, 32 44, 72  838, 1061 84 257 374 290 910 85 11, 11 16, 18 6.3, 16  238, 368 86 277 293 4020 9628 87 40, 55 40, 62 450, 800  9073, 14000 88 12, 12 19, 19 190, 250 2503, 4562 89 28, 41 39, 46 140, 160 322, 468 90 21, 25 31, 34 67, 76 254, 387 91 242 259 330 10900 92 322 471 1760 17140 93 20, 23 36, 40 260, 820 3065, 4382 94 252 214 960 4287 95 16, 18 27, 28 37, 68 358, 521 96 14, 15 22, 25 4.0, 13  246, 339 97 1028 1111 >10000 >30000 98 425 NA 3650 3309 99 19, 23 30, 33  88, 100 271, 344 100 19, 22 29, 30  45, 120 432, 636 101 9.2, 16  24, 25 24, 41 514, 910 102 9.3, 11  16, 19 4.2, 13   84, 125 103 144 203 650 16900 104 5425 3124 >10000 12690 105 352 308 650 6180 106 136 374 860 4022 107 2426 3395 3770 23340 108 222 291 330 3905 109 112 125 875 985 110 1942 2389 1360 23540 111 11, 13 19, 24 3.4, 4.6 130 112 20, 23 35, 43 62, 86 158, 320 113 11, 12 19, 25 13, 34 388 114  8, 10 21, 24 9.1, 20   67, 133 115 487 678 3000 >30000 116 224 268 740 >30000 117 10, 20 21, 28 19, 50  56, 121 118 10, 14 21, 24 8.1, 32  322 119 144 212 340 546 120 1699 2603 2240 4719 121 11, 17 21, 23 5.5, 13  56, 66 122 13, 14 22, 26 47, 62 147 123 266 366 790 700 124 86 139 500 801 125 28 36 68 708 126 19 30 24 193 127 26, 30 39, 47  90, 240 711, 741 128 1870 2193 >10000 >30000 129 426 390 6870 >30000 130 53, 70 92  93, 130 1087, 1230 131 23, 29 45, 46 120, 180 657 132 11, 18 25 64, 75 589, 591 133 24, 29 33, 46 23, 62 122, 160, 164 134 >10000 >10000  7990, >10000 >30000 135 12, 28 41 24, 34 64, 67 136 350 504 300, 320, 3564, 3723, 7748 420, 540 137 1688, 1758, 2129 2323, 2472 400, 800, 1210 4845 138 69, 76 68 330, 500 622 139 27, 50 35, 36 140, 160 NA 140 141, 142 147 350, 410 619 141 12, 13 20 4.8, 7  68 142 292, 322 358 160, 170 283 143  76, 107 113, 148  65, 130 NA 144 100, 117 144, 150 110, 180 NA 145 1791, 1840 1677, 1857 3960, 4000 NA 146 63, 66 78, 85 80, 85 NA 147 4368 6324 >10000 NA 148 14 23 16 NA 149 111 154 240 NA 150 >10000 >10000 2910 NA 151 42 75 85 207 152 188 199 65 NA 153 2778 3236 2110 NA 154 325 448 180 511 155 >10000 >10000 >10000 NA 156 6070 >10000 1400 NA 157 74 166 320 6939 158 971 2743 >10000 >30000 159 13 28 30 134 160 156 137 160 193 161 27 37 180 585 162 NA NA NA NA 163 6429 7080 >10000 4628 164 NA NA NA NA 165 NA NA NA NA 166 NA NA NA NA 167 14 29 20 120 168 17 28 41 116 169 17 30 37 163 170 21 35 38 140 171 13 23 29 NA NOTE: NA means no detection.

D. In Vitro Infection Assay in Vero E6 Cells Testing the Efficacy of Potential Antiviral Compounds Against SARS-CoV-2 1. Objective:

The objective of this program was to test the in vitro efficacy of potential antiviral therapeutics against SARS-CoV-2, the causative agent of COVID-19. This assay was performed in Vero E6 cells, using multiple concentrations of the test article and wild-type strain or delta variant or omicron variants variant of the virus. After incubation, cells were immunostained using a coronavirus nucleoprotein-specific antibody.

2. Test Materials:

Virus Inoculation Doses: The dose-dependent antiviral effect was studied at a target MOI of 0.005 TCID50/cell after 49±4 hours post infection. For the omicron variant the MOI is TBD and will be added through amendment.

3. Experimental Design:

Antiviral activity was determined for each test article at the concentrations of using a post treatment regimen. TA was mixed with virus and incubated to allow for viral adsorption for 60-90 min. Following the adsorption, cells were washed with 1×PBS or media and 1× media with TA was placed on top of the cells.

4. Test System:

Cell Culture: African green monkey kidney (Vero E6) cells were maintained in Dulbecco's Minimum Essential Medium with 10% Fetal Bovine Serum and antibiotics. For the efficacy and cytotoxicity assay the FBS was reduced to 2%.

Challenge Virus: The viruses listed in the following table were used for the study. Viruses were stored at approximately ≤−65° C. prior to use.

Viruses No. ID Name BEI No. Study 1 Delta USA/MD-HP05647/2021 NR-55672 SN3 (Lineage B.1.617.2)

5. Methods:

African green monkey kidney (Vero E6) cells were maintained in Dulbecco's Minimum Essential Medium with 10% Fetal Bovine Serum and antibiotics. For the efficacy and cytotoxicity assay the FBS was reduced to 2%.

A volume of 50 μL of each 2× test article dilution mixed with 50 μL of 1× media containing the virus was transferred to a monolayer of confluent Vero E6 cells to allow for viral adsorption for 60-90 min. All groups were added with CP-100356 at a final concentration of 2 μM. CP-100356 is a P-glycoprotein (P-gp) inhibitor, which can prevent P-gp from pumping Mpro inhibitors out of cells.

Following the adsorption, cells were washed with 1×PBS or media and 1× media with TA was placed on top of the cells. The concentrations of TAs range from 10 μM to 0.003 μM with 3-fold dilutions and 8 doses in total. All incubations were performed in a humidified chamber at 37±2° C. in 5±2% C02. Remdesivir free-base was evaluated in parallel as a positive control compound. Cell controls with DMSO and CP-100356 were evaluated in parallel. The dose-dependent antiviral effect was studied at a target MOI of 0.005 TCID50/cell after 484 hours post infection.

After 484 hours, cells were fixed with 80% cold acetone and stained by anti-coronavirus nucleoprotein monoclonal antibodies HM1056 and HM1057 (EastCoast Bio, or equivalent), followed by peroxidase-conjugated goat anti-mouse IgG (Fitzgerald, or equivalent). Wells were then be developed using ABTS Peroxidase Substrate System (SeraCare, or equivalent). The development was stopped, and the plates read at 405 nm with a 490 nm reference using an ELISA plate reader (Molecular Devices SpectraMax M2, or equivalent).

The assay was performed non-GLP according to IITRI Standard Operating Procedures. Data are reported as the drug concentration that results in a 50% reduction in staining intensity as compared to virus controls (IC50).

Controls: The virus control (VC) wells contained only SARS-CoV-2 and Vero E6 cells and acted as the infection control. The cell control (CC) wells contained cells only, no virus, and were used as a background control. VC and CC were loaded in 12 replicates of each 96 well-plate used.

Data Analysis: Absorbance readings for each well were collected by Softmax Pro software (version 7.0.3; GXP; San Jose, Calif.) and imported into a Microsoft Excel spreadsheet for further calculations. Outliers, if present, were detected by Grubbs' test in the built-in analysis of Graphpad Prism 9 and excluded from the study. For each well, the extent of viral replication reduction was measured and expressed as a percentage of virus controls (n≥9 replicates) set to 100% viral replication and background given by the cell controls (n≥9 replicates), set at 0% viral replication, using the following formula:

Percentage virus reduction=100−[((Well A405−Mean Cell Control A405)/(Mean Virus Control A405−Mean Cell Control A405))×1100]

The data were plotted using Graphpad Prism 9 and concentration response curves and effective inhibition concentrations (IC50's) for each test article will be calculated by a 4-parameter non-linear regression curve fitting. The IC50 was defined as the reciprocal log 10 dilution that caused 50% reduction of the absorbance value of the virus control (50% A405 reduction).

The date of Evaluation of the in vitro bioactivity was summarized in Table 3.

TABLE 3 In vitro inhibitory activity of the test against SARS-CoV-2 wildtype, P132H mutant (Mpro), and human coronavirus 229E Vero E6 Delta CPE/EC50 No. (nM) 16 2976 20 376.9, 392.2 32 100800 33 939.8 34 274.6 35 77.93, 148.5 47 241.7 49 1582 50 570.9 53 14.93, 20.38 54 <4.5 64 1330 66 93.51, 97.78 72 261.1 75 45.03, 50   76 833.9 77 1543 80 20.21 82 9.515 83 20.37 85 <4.5 87 577.3 89 61.75 90 3.4 93 372 95 10.71 96 <4.5 99 22.18 100 36.83 101 0.31 102 <4.5 110 2015 111 <4.5 112 63.44 113 16.6 114 16.36 116 3999 117 337.1 118 23.47 120 8000 121 <4.5 122 180.4 133 436.9 151 1627 168 21.82 171 80.8

Although a particular embodiment of the invention has been described in detail for purposes of illustration, various modifications and enhancements may be made without departing from the spirit and scope of the invention. Accordingly, the invention is not to be limited except as by the appended claims. 

1-16. (canceled)
 17. A compound or pharmaceutically acceptable or physiological salts thereof, wherein the compound is selected from the group consisting of Com- pound ID Structure 44

47

49

53

54

62

79

83

84

85

86

89

90

93

95

96

97

98

99

100

101

102

111

112

113

114

117

118

121

122

127

130

131

132

134

135

137

139

142

143

148

150

152

153

155

156

166

167

168

169

170

and 171


18. A pharmaceutical composition, comprising: the compound of claim 17, or a pharmaceutically acceptable or physiological salt thereof; and a pharmaceutically acceptable carrier.
 19. A method of treating or preventing a virus infection in a subject, comprising: administering to the subject an effective amount of the compound of claim 17, or a pharmaceutically acceptable or physiological salt thereof.
 20. The method of claim 19, where the virus infection is an infection of SARS-CoV-2 or a variant thereof.
 21. A compound, or a pharmaceutically acceptable salt thereof, having the structure of:


22. A pharmaceutical composition, comprising: the compound of claim 21, or a pharmaceutically acceptable salt thereof; and a pharmaceutically acceptable carrier.
 23. A method of treating or preventing a virus infection in a subject, comprising: administering to the subject an effective amount of the compound of claim 21, or a pharmaceutically acceptable or physiological salt thereof.
 24. The method of claim 23, where the virus infection is an infection of SARS-CoV-2 or a variant thereof.
 25. (canceled) 